The largest source of fossilized insects anywhere.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

One of the world’s largest collections of petroglyphs records 2,000 years of human activity.

The final resting place of New Orleans' most famous voodoo priestess.

Modern technology and live displays tell the story of the Pacific during WWII for the Internet generation.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

Two stunning 17th-century libraries and a cabinet of curiosities.

A bizarre house filled with an astounding array of collections.

A bypass decorated with large wooden troll carvings.

A wonderfully curated used bookstore in an airport.

What appears to be a wizard's lair in Milwaukee actually houses a massive water pipe.

A unique botanical garden housed in three giant geodesic domes.

Statue dedicated to the star of an old television show.

A giant, Gilded Age mansion that once belonged to the beer baron of Milwaukee.

A place to eat for on-the-run agents and espionage enthusiasts.

Robots, lasers, and whoopee cushions, oh my!

A high-octane shrine to the greatest Texans who ever lived.

Locals dubbed it the "Owl Building" because of its bird-like appearance.

Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

Just like the real 36th president of the United States, animatronic LBJ amuses visitors with jokes and stories.

The upstairs reading room is packed with millions of rare books, literary manuscripts, and historical treasures.

A "Texanic" (gigantic Texas) collection of Art Deco architecture at Dallas' historic Fair Park.

Three hundred years of preserved Spanish colonial history in San Antonio.

Turning night into day in Victorian-era Austin to thwart a serial killer.