One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

A working steam clock, one of only a few in the world, located in Vancouver's Victorian Gastown.

Explore the atmospheric ruins of an abandoned convent in the dense forests of Mexico's first national park.

A mecca of Mexican art and cuisine just over the border.

The legendary wooden horse that stands in modern Troy is a prop from the 2004 Wolfgang Petersen film.

These ancient ruins include a stadium dating back to 400 BC.

This crumbling medieval basilica once attracted pilgrims by the thousands to collect a miraculous dust that formed above the saint's tomb.

One of the newest mosques in a city filled with thousands.

Carvings in Turkey's Marble Road may have directed ancient Romans to a hidden brothel.

The ancient latrines of the Greeks, in all their public glory.

This historic hotel preserves many treasures from its heyday hosting passengers on the Orient Express.

A charming beach town in Turkey captures all the colors of the rainbow.

A fountain standing as a testament to a doomed alliance.

1513 Turkish world map, full of European state secrets and snarky commentary.

Legend says if you stick your thumb in the hole and it gets wet, your wish will be granted.

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

This famous city eluded concrete detection until the early 2000's.

A small etching on the white marble parapet was written in runic script by a Viking mercenary.

A 19th-century fortress and collection of artifacts offer a tour of Saudi history.

This road earned its macabre nickname after hundreds of Iraqi troops died along it in 1991.

Kuwait City's uniquely designed water towers look straight out of a retro sci-fi cityscape.

Underwater restaurant at the coral reefs of Eilat.

This dome-shaped mountain boasts amazing views and has a rich religious history.

The only quarter of the Old City not dedicated to a major world religion.