This collection unravels some of the more puzzling mysteries surrounding aliens have they been visiting Earth for millennia, and do they visit today? From the age of dinosaurs to the skies over today's American west, HISTORY gives historic depth to all the questions. This amazing collection will blow viewers minds whether you're an ancient aliens theorist, a non-believer, or somewhere in between.

From the age of dinosaurs to ancient Egypt, from early cave drawings to continued mass sightings in the United States, each episode gives historic depth to the questions, speculations, provocative controversies, firsthand accounts, and grounded theories surrounding an age-old debate: Did intelligent life forms from outer space visit Earth thousands of years ago? Do they visit us now? Episodes include: Mysterious Places; Aliens and the Third Reich;...

"Takes you behind the public facade of some of our most famed instutions and landmark structures"--History Channel webpage.

In this action-packed installment, the Laginas and their partners go for broke once again in the Money Pit, digging more massive shafts and making astounding discoveries such as human bones of European and the Middle Eastern origin, mysterious pottery and pieces of ancient paper and bookbinding. The trail of clues even leads the team across the ocean to the South of France where they dig up more compelling evidence of what happened centuries ago on...

What secrets have been passed down to each United States president? The fascinating truths behind some of the most confidential secrets in American history. Interviews with former intelligence operatives, renowned historians and archivists show how classified information is treated in the highest circles of political power, how it's preserved throughout history, and who ensures continuity when a new leader is elected.

It introduces viewers to a small island off the coast of Nova Scotia where two obsessed brothers are attempting to solve a 200-year-old mystery. Rick and Marty Lagina own most of Oak Island and are determined to find the treasure alleged to be buried there, despite the fact that the island is rumored to be cursed. Legend says seven people must die before the treasure is revealed, and so far, six have lost their lives in the pursuit.

Continues to explore the fascinating field of alien research. Researchers explore evidence of mysterious ancient phenomena, such as alien abductions documented in the Hebrew Bible, Egyptian hieroglyphs depicting the use of light bulbs, miles-long cryptic markings in Peru, and more.

A look at life with Hugh Hefner and his girlfriends at the Playboy Mansion.

"In America, behind the public facade of nine of our most famed institutions and landmark structures, there is another world that is hidden from view. The special pierces the veil of secrecy which conceals forbidden histories and fascinating insider information from the public."-- Publisher.