With nickel-steel armor and three-inch thick bullet resistant windows, FDR's train was a rolling fortress.

New York's southernmost subway station is whimsically wavy.

One of many reminders of Tesla's scientific contributions overlooks the falls which inspired him.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

This neighborhood grocery houses a treasure trove of Eastern European delights.

The seat of Buffalo government is a gorgeous Art Deco palace.

Ruins of a once-prized railroad station in New York.

Look closely and you’ll notice that the color changes a third of the way up the tower.

A gorgeous, Gaudí-esque stairway constructed in the city of Istanbul by a prominent Jewish family.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

The ornate miniature mansions were built for Istanbul's feathered residents.

A marvel of Byzantine engineering under the streets of Istanbul.

The largest dam in the world and the site of a potential disaster.

The world's second-tallest flagpole stands proud despite dropping rank.

Sumptous memorial to a controversial independence.

The controversial final resting place of the equally controversial first president of Turkmenistan.

A huge monument to a bizarre book written by Turkmenistan’s longstanding dictator.

A dictator's gold statue once rotated to face the sun on a 75-meter high marble tower.

A memorial to the thousands of Turkmen soldiers and civilians who died in a bloody 1881 battle.

An eccentric dictator's take on a Turkmen version of Disneyland.

If you want to get married in the White Marble City of Ashgabat, you should do it in this surreal disco ball building.

This cavernous swimming spot doubles as a home to the largest known colony of bats in Central Asia.

This famed Silk Road oasis was one of the largest cities in the world before it was destroyed by a Mongol horde.

Twice a year, this floating library delivers thousands of books to the remote islands of Stockholm’s archipelago.