The work of archaeology uncovers fascinating vestiges of humanity’s past, greatly enriching our knowledge of our ancestors and ourselves. Over the last century, archaeologists have increasingly ventured underwater, making spellbinding finds and opening an incredible new frontier for archaeological discovery. In the 12 delightful and eye-opening lectures of Underwater Archaeology: Mysteries of the Deep, Professor Lemke, an expert underwater archaeologist working in the field, invites you to discover astonishing treasures of history that lie beneath the waves.

From the 17th to 18th centuries, bold thinkers cast off the authority of ancient traditions and embraced reason as the primary tool for understanding the world. These rationalists, or early modern philosophers, included René Descartes, Baruch Spinoza, and Gottfried Wilhelm Leibniz—visionaries whose answers to profound questions remain relevant today. Early Modern Philosophy: Descartes and the Rationalists covers the key philosophers of this period in 12 fascinating half-hour lectures, presented by award-winning teacher James D. Reid, Professor of Philosophy at Metropolitan State University.

What is it about Stoicism that Marcus found so important then, and that millions find relevant today? In the 12 fascinating lectures of Books That Matter: Meditations, professor Massimo Pigliucci explores the questions Marcus believed were crucial to address in a life of value, the answers he proposed, and the many ways in which you can use Stoic philosophy. While Meditations was originally written for an audience of just one, what Marcus wanted to examine certainly still applies to us today. What exactly should we be mindful of in this life?

In the 12 fascinating lectures of Warping Reality: Inside the Psychology of Cults, you will learn about some of the most widely known cults of modern times. But unlike any standard news reporting or documentary about the Peoples Temple, The Manson “Family,” The Branch Davidians, Heaven’s Gate, Children of God, the Unification Church, and NXIVM, your expert, Dr. Wind Goodfriend, will help you explore the psychology of these cults. How could these cult leaders have committed such heinous crimes under the guise of “helping” members in their development?

Many Americans remember a family road trip to visit one of our 63 national parks. Why did Americans start preserving these sites of natural and historic interest? How were these parks selected, and what steps did conservationists, activists, philanthropists, politicians, and others take to protect millions of acres against the booming developments of an expanding nation? An award-winning writer, researcher, and American Studies scholar, Dr. Megan Kate Nelson tackles these questions as she takes you on a marvelous journey through some of the most beautiful places on Earth.

By exploring the stories of the Bible in their actual locations, and the stories of the complex human beings who lived them, you’ll gain fascinating and illuminating new dimensions of the texts. In this visually stunning course, you’ll also experience the Bible’s connection to both the real world and ancient history while you’ll engage with the past in a way that is both immediate and tangible.

During the Great Migration, Black Americans led a mass exodus out of the South. But not all that glittered in the imagination was gold in the real world across the Mason-Dixon line. They contended with dim economic prospects and sparred with white labor unions. They also struggled to assimilate into established Black communities. Nevertheless, these 6 million Black migrants left an indelible mark on life in the United States. How the Great Migration Changed America explores the causes and consequences of the Great Northward Migration in 12 eye-opening lectures.

On Trial for Murder: America’s Most Famous Murder Trials takes you inside the courtrooms and uncovers the stories of 10 of the most well-known trials since the turn of the 20th century. For this riveting foray into criminal law, your guide is Professor Douglas O. Linder, the Elmer Powell Peer Professor of Law at the University of Missouri–Kansas City School of Law and creator of the Famous Trials website.

In London in the Time of Dickens, you’ll get the unique opportunity to experience the British capital through the eyes of a literary master whose work is inextricably tied to the city and its rich history. Throughout 12 lectures taught by Professor Lillian Nayder of Bates College, you’ll tour the city of London in a time of rapid transformation through the life and work of Charles Dickens, uncovering the history of the metropolis, while also witnessing the everyday experiences of Londoners from all walks of life as Dickens represents them.

Sex. The word makes some people giggle or blush, while others may draw back in discomfort. So, why do we find it so difficult to talk openly about sex? Much of our reticence in discussing and acknowledging the realities of sex comes, at least in part, from a unique time and place: medieval Europe. In the 12 episodes of Sex in the Middle Ages, Professor Jennifer McNabb and a panel of experts in medieval history and literature will take you back to the period between the fall of Rome and the rise of the Renaissance to explore the ideals and realities of sex and sexuality.

With this exciting and historically rich six-lecture course, experience for yourself the drama of this dynamic year in medieval history, centered on the landmark Norman Conquest. Taking you from the shores of Scandinavia and France to the battlefields of the English countryside, these lectures will plunge you into a world of fierce Viking warriors, powerful noble families, politically charged marriages, tense succession crises, epic military invasions, and much more.

In Communism in Decline: From Sputnik to Gorbachev, Professor Vejas Gabriel Liulevicius reveals the internal and external forces that ripped apart the grand communist experiment. What were the mistakes made by the Soviet leaders who believed too deeply in their own propaganda? And why were they not able to see the many ironies in their own poor decisions? In 12 fascinating lectures, you will learn how the Soviet Union went from winning the space race against the United States in 1957 to Gorbachev’s resignation and the dissolution of the great experiment in 1991.

In The Black Death: New Lessons from Recent Research, celebrated medievalist Dorsey Armstrong shares the fascinating new story of this old pandemic—revealed by dedicated researchers working with 21st-century technologies and a knowledge of language and history that now provide input from all geographic areas of the medieval world. In seven engaging lectures, Professor Armstrong corrects explanations of the pandemic that are now known to be inaccurate and offers a more robust description of plague biology than has ever been known.

In the 12 fascinating and action-oriented lectures of Treating Anxiety, Dr. Ellen Hendriksen describes the causes and symptoms of numerous anxiety disorders—from generalized anxiety disorder to social anxiety to panic. In her calming manner, and always backed by rigorous scientific studies, she will give you numerous tools and exercises you can employ immediately to help treat your own anxiety. After all, few of us are in danger of being eaten by a bear these days and, as Dr. Henricksen points out, we don’t want to spend our lives hiding in the metaphorical cave.

In imagining a Viking, a certain image springs to mind: a barbaric warrior, leaping ashore from a longboat, and ready to terrorize the hapless local population of a northern European town. Yet while such characters define our imagination of the Viking Age today, they were in the minority. Instead, in the time-stopping soils, water, and ice of the North, Eleanor Barraclough excavates a preserved lost world, one that reimagines a misunderstood society.

With this exciting and historically rich six-lecture course, experience for yourself the drama of this dynamic year in medieval history, centered on the landmark Norman Conquest. Taking you from the shores of Scandinavia and France to the battlefields of the English countryside, these lectures will plunge you into a world of fierce Viking warriors, powerful noble families, politically charged marriages, tense succession crises, epic military invasions, and much more.

England: From the Fall of Rome to the Norman Conquest takes you through the mists of time to the rugged landscape of the British Isles. Over the course of 24 sweeping lectures, Professor Jennifer Paxton of The Catholic University of America surveys the forging of a great nation from a series of warring kingdoms and migrating peoples. From Germanic tribes to Viking invasions to Irish missionaries, she brings to life an underexamined time and place.

The 24 revealing lectures of Unsung Heroes of the Ancient World reconstruct over a dozen biographies from the classical world—most of them little-known, some of them quite unlikely heroes. With Professor Emeritus Gregory Aldrete as your expert guide, you will meet the ambitious travel writers, dedicated engineers, careful cartographers, diligent farmers, woman philosophers, devoted wives, skilled military generals, African rebels, Persian kings, and impressive athletes who stood out among their peers centuries ago.

Though perhaps less well-known today than the great empires that surrounded them, the historic peoples of Central Asia—such as the Scythians, the Sogdians, the Xiongnu nomads of Mongolia, the Turkic peoples, and many others—produced cultures of major significance. In the 24 lectures of Crossroads of Civilization: A History of Central Asia, taught by Professor Eren Tasar, you will embark on a wide-ranging journey into the majestic landscapes, steppe and desert cultures, resplendent cities, and epic conquests that characterized this mysterious part of the world.

Religion is foundational to what it means to be human. Our quest for meaning is as ancient as our very existence, stretching back to a time when Neanderthal burials and Paleolithic figurines suggest our ancestors recognized a power that transcended visible reality. From ancient civilizations to the 21st century, belief in a higher power seems to be a universal human instinct. These 12 thought-provoking lectures introduce you to the world of comparative religion, giving you insights into a variety of religious expressions and human cultures.

From the 17th to 18th centuries, bold thinkers cast off the authority of ancient traditions and embraced reason as the primary tool for understanding the world. These rationalists, or early modern philosophers, included René Descartes, Baruch Spinoza, and Gottfried Wilhelm Leibniz—visionaries whose answers to profound questions remain relevant today. Early Modern Philosophy: Descartes and the Rationalists covers the key philosophers of this period in 12 fascinating half-hour lectures, presented by award-winning teacher James D. Reid, Professor of Philosophy at Metropolitan State University.

The Middle Ages was a time of major historical shifts and transformations. This amazing era reverberates with discoveries, innovations, events, and historical processes that are integral to the world we know now. In these 24 enthralling lectures, Professor Salisbury leads you on a sumptuous tour of this incredible historical epoch, making clear that the remarkable historical currents and advances of the Middle Ages unfolded not only in the West, but across the globe, from Europe, Africa, and the Middle East to Asia, the Americas, and beyond.

Many Americans remember a family road trip to visit one of our 63 national parks. Why did Americans start preserving these sites of natural and historic interest? How were these parks selected, and what steps did conservationists, activists, philanthropists, politicians, and others take to protect millions of acres against the booming developments of an expanding nation? An award-winning writer, researcher, and American Studies scholar, Dr. Megan Kate Nelson tackles these questions as she takes you on a marvelous journey through some of the most beautiful places on Earth.

Creation stories, found within many ancient cultures, are traditional accounts of the origins of the universe, the earth, and humanity. Often embodied as epic poetry, and told through the acts of divine beings, creation stories illuminate the values, beliefs, and creeds of the earliest civilizations. As such, these stories show us how early cultures made sense of the human condition, in theological, philosophical, and political terms. These 12 dynamic and thought-provoking lectures offer you a penetrating look at the origin stories of the great civilizations of the Mediterranean.

Thor, Odin, Loki, Freyja, the Valkyries, Valhalla, Ragnarok — many of the places we encounter these and other names, places, and events from Norse mythology in daily life and pop culture are connected to the medieval sources in name only.

By exploring the stories of the Bible in their actual locations, and the stories of the complex human beings who lived them, you’ll gain fascinating and illuminating new dimensions of the texts. In this visually stunning course, you’ll also experience the Bible’s connection to both the real world and ancient history while you’ll engage with the past in a way that is both immediate and tangible.

The Roman Empire: From Augustus to the Fall of Rome traces the breathtaking history from the empire’s foundation by Augustus to its Golden Age in the 2nd century CE through a series of ever-worsening crises until its ultimate disintegration. Taught by acclaimed Professor Gregory S. Aldrete of the University of Wisconsin-Green Bay, these 24 captivating lectures offer you the chance to experience this story like never before, incorporating the latest historical insights that challenge our previous notions of Rome’s decline.

Take a riveting tour of the Italian peninsula, from the glittering canals of Venice to the lavish papal apartments and ancient ruins of Rome. In these 24 lectures, Professor Bartlett traces the development of the Italian city-states of the Middle Ages and the Renaissance, showing how the modern nation of Italy was forged out of the rivalries, allegiances, and traditions of a vibrant and diverse people.

Look beyond the abstract dates and figures, kings and queens, and battles and wars that make up so many historical accounts. Over the course of 48 richly detailed lectures, Professor Garland covers the breadth and depth of human history from the perspective of the so-called ordinary people, from its earliest beginnings through the Middle Ages.