Two giant painted cooling towers make for one of the world’s most epic bungee jumps.

Caves that can't seem to quit producing the remains of prehistoric humans.

Home to some of the oldest hominid fossils ever found.

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

Oldest church in the United States that is still in continuous use.

This bridge was the birthplace of a unit of measurement based on a fraternity joke.

The thousands of shades on display — some toxic, others impossibly rare — are a library of more than just color.

Turkish adventurer antiques in the heart of the Grand Bazaar.

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

Ancient serpentine sacrifice holder that has stood the test of time.

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

A fountain standing as a testament to a doomed alliance.

Five sultans and their families rest in eternal splendor, teeming with overlooked beauty and drama.

A 16th-century Andalusian palace.

Three bridges and one giant canyon make up this fantastic Spanish settlement.

Single runway interrupted by a busy road that cuts across its middle.

A living antique aviation museum in the historic town of Red Hook, New York.

Collapsing castle on the Hudson river was once the storage site of military surplus business.

Collection of fossils, plants, and ancient animals encased in amber.

In a town that's had a whole lot of giant chairs this one still stands tall, just not the tallest.

This series of landscape dioramas tell the story of New England forestry in exacting miniature detail.

All that remains of this Massachusetts town, demolished in the name of progress, is a stone marker.

The largest body of water in Massachusetts annihilated four small towns just to slake Boston's thirst.

Mysterious stone tower featured in many alternative histories of the New World.