Captured in 1968, the Cold War spy ship is the only U.S. Navy vessel being held by a foreign government.

A powerful tribute to the victims who suffered under Ethiopia's most devastating regime.

Last remaining nuclear missile base in Ukraine.

The fairy tale castle of the "fairy-tale king."

Soaring over 6,000 feet in the Bavarian Alps, this beer garden was once Hitler's 50th birthday present.

Enter the cabin of a life-sized Hindenburg replica.

Dress up like a miner and take a slide into the disco-lit depths of this once foundational salt mine.

A steam trawler with a whiskey-soaked history driven ashore in 1960 resides rusty but still standing on the shoreline.

A small museum in this border city displays the contraband art that has been stolen back from smugglers.

A bloody history is captured in this former prison turned museum.

This North Korean pegasus statue was built as a symbol of the speed and perseverance of North Korean workers.

This abandoned-looking amusement park is frighteningly open for business.

Space-age minarets towering over Islamabad.

A mere stone's throw from Islamabad exists a spectacular display of three millennia of humanity's progress.

A 17th-century mosque that was used for war more than worship.

Azerbaijani ghost town, decaying after a war left it an armed forces buffer zone.

The most visited pilgrimage site in Armenia once held a saint in a pit for 13 years.

Nestled in a peaceful valley, this Armenian monastery may have been saved from Mongols thanks to the eyes of God.

Gargoyle head that brings good luck.

Bridge that died in war and was resurected.

What was once supposed to be the symbol of a shining Afghan future is now a bombed-out ruin.

Beatlemania is still going strong... at least in Kazakhstan.

Avenue of trees planted by cosmonauts before their space departures.

This subterranean necropolis holds three floors of antler-dug grave caves.