The Seven Wonders of the World.
India's world renowned Kama Sutra.
The engineering of missile sites and nuclear facilities.
King Henry VIII.
Defense preparations during the Cold War.
Herod's impressive projects leading up to his greatest masterpiece, Herod's Temple.
The construction of the "unsinkable" Titanic requires an army of workers and a purpose-built complex with special facilities in Belfast.
The gambling towns, gold rushes and gunfights of the Wild West.
The Viking warriors from Denmark and Norway.
Mobster Al Capone's meteoric rise coincides with the beginning of Prohibition and the no-holds-barred Roaring Twenties era in Chicago.
Operating from their capital of Hattusha in what is now Turkey, the Hittites were a highly advanced military powerhouse that disappeared almost as quickly as they appeared in the ancient world.
Overlooking the Holy Land's Dead Sea is the ancient fortress of Masada, where Jewish rebels besieged by Roman soldiers staged a last stand until committing mass suicide.
The underworld of Edinburgh, Scotland, is the scene of bloodcurdling incidents inspiring Robert Louis Stevenson's "Strange Case of Dr. Jekyll and Mr. Hyde."
Gigantic buildings house airships, the largest vehicles ever flown.
Ranging from the icy docks of Bristol, England, to the tropical shores of the Caribbean, researchers explore the golden age of piracy and swashbuckling adventures.
India's Taj Mahal is one of the new Seven Wonders of the World, built of white marble by an emperor as a testament to love; the myth of a second Taj Mahal built of black marble.
Turkey is home to Aphrodisias, a well-preserved ancient city dedicated to Aphrodite, the goddess of love, beauty and sex.
The city the Knights Templar knew as Tortosa now lies among modern homes in the Syrian city of Tartus.
The grand hall at Karnak; temples at Abu Simbel; rebuilding the Ramesseum.
Athens; the first senate house; the Greek navy; water systems.
The secret world of the Manhattan Project for development of the atomic bomb during World War II.
Hitler's grand vision of postwar Germany.
Reconstructing the Jerusalem of 20 centuries ago.
Secret bunkers beneath the streets of London protect British Prime Minister Winston Churchill and other leaders from German air raids during World War II.
The birthplace and castles of Romanian prince and warlord Vlad III Dracula.
Historians rediscover William Wallace's Scotland, including the Castle of Lanark and Stirling Bridge.
The beginnings of the Christian religion.
The pagan people of the British Isles construct some of the greatest monuments of the ancient world.