Places bryanrudin Wants to Go

A Cold War command center is hidden under an idyllic countryside.

This East German military command bunker was ready for World War III.

Light still pours into the ruins of this ancient Islamic observatory.

Legend says this cave housed a 16th-century cannibal and his family of 48.

Yugoslavia's biggest underground airport lies in ruins.

Nationwide network of co-ownership underground catastrophe shelters.

270 million year-old forest of stone.

The "World's Largest Underground Business Complex," a 55,000,000-square-foot city underneath Missouri.

A salty cave excavated by elephants and the location of a deadly disease vector.

Shakespeare, David Bowie, Dr. Who, the Saxons, Druids and Romans are all claimed to have all made their mark on these massive man made tunnels.

Below a historic English market town lies a secret underground city complete with kitchens, laundries, storerooms, and an underground lake.

The last fully functional fortress of Germany's World War II Atlantikwall.

An ancient capital city that dates back 3,000 years and harbors many surprises.

The tallest stationary dunes on Earth also happen to sing.

Beyond being incredibly fun, not much can be said about the Hole with certitude.

This Arctic storage facility is a secure backup for agricultural biodiversity.

The deepest hole drilled in the name of science, where evidence of Precambrian life was found.

Chemical fertilizer in agriculture's origin story begins here.

Man-made cave with enigmatic carvings, some say made by the Knights Templar themselves.

The largest hewn stone in history.

A self-built castle made by a mysterious man.

A bizarre house filled with an astounding array of collections.

One-layer pyramid in Indiana.

Between Neo-Pagans and Neo-Nazis, these strange rock formations have a curious cult following and a very strange history.