Istanbul is undoubtedly one of the most dynamic and exotic cities in the world. Once the capital city of three of the world's most powerful empires--The Roman, Byzantine, and Ottoman--its strategic location made it the...
Constrained for space by a stone defensive wall and steep terrain, the people of Edinburgh build both high rises and subterranean dwellings to provide living space. Out of sight, the underworld attracts all manor of...
This program reviews Adolf Hilter's and Albert Speer's plans for a building boom that would turn Berlin into the capital city of the world. The plan included substantial below ground ...
Much of modern Rome is built upon the foundations of the first century Roman city and was above Goraud at that time. Eric visits some of these ruins and his guides explain the activities that...
Eric finds some knowledgeable guides to take him on a clandestine tour of the catacombs of Paris. Originally a limestone quarry, the vacant space produced its own utility and a rich history in war and...
Budapest is built upon on network of natural limestone caves that have been in use since humans first moved into the area. While exploring the caves Eric shares their color history which includes several violent...
New York City's underground harbors secrets and surprises befitting the most important city on earth. Eric shares these secrets in tours under Grand Central Terminal, the Empire State Building, the World Trade Center and New...
For thousands of years London has been among the most powerful cities in the world, below the busy streets and marketplaces another city hides--a city of Roman baths, secret crypts, lost rivers, indestructible bunkers that...
The bombardment of Naples during World War Two revealed a forgotten underground world of ancient buildings, caverns and tunnels. This was fortunate because the underground provided shelter from the bombing as well as a window...
Discover the fascinating and unknown history that lies below major cities around the world today. Explore these layers, which are often hundreds of feet deep. Discover everything form dank dungeons to underground shipwrecks that have...
Visit the city of Bucharest, Romania and learn about its most famous citizen, Vlad the Impaler, more commonly known as Dracula. Travel underground as secret prisons, caves and dungeons are revealed. Only through the bleak...
4000 years ago, a mysterious pagan society called the Hittites dug deep into the soft volcanic rock to carve out an intricate underworld. But after almost 800 years of rule, the Hittite Empire vanished without...
100 years ago Portland, Oregon was a city full of vice, considered the most dangerous port in the world. It was a place where you could get drugs or booze or wake up trapped in...
What was the secret to the success of ancient Rome? Aqueducts, underground neighborhoods and one of the oldest sewer systems reveal many secrets. The largest and most influential empire in history leaves clues to her...