A 1,100-ton train fell through the floor in 1953. Workers got it patched up in just 72 hours.

A building shaped like the Army Corps of Engineers logo, because why not?

Senators used to relax in the nearly forgotten marble tubs now hidden in the U.S. Capitol Building's basement.

A brass and marble scale model of the solar system embedded in the concrete.

Dedicated to the man who created the first radio wave communication system.

A statue in the Texas town that proudly calls itself the killer bee capital of the world.

This cathedral dedicated to Louis IX, sainted King of France, holds many secrets.

By day this New Orleans square is for pedestrians, but by night it is a kingdom of kittens.

The oldest active mini golf course in the U.S. has an elegant Art Deco style filled with lush tropical plants.

Two small markers remember the Alamo's feline protectors.

Craggy concrete faces are hidden in the walls of this artificial cave along the San Antonio River.

A recreated Stonehenge stands in a country field, complete with Easter Island moai heads standing as sentries.

The second largest roadrunner in the world stands 11 feet tall in his West Texas town.

Legend says train robbers stashed their gold within the depths of this unusual cave.

This church on a Tohono O'Odham reservation has stood since 1797.

More than 25 fully functional scale replicas of famous lighthouses dot the shores of Lake Havasu.

This immigrant bridge once spanned the Thames but is now a fixture of an Arizona city.

A giant open-air sculpture made of over 200 full-sized boats.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

A blacklight mini-golf fever dream pays tribute to the iconic rock band.

This incredible collection of vintage pinball machines can be played at 25 cents a pop.

Temporary Burning Man sculpture made of two 18-wheelers.

Las Vegas's very own 40-foot-tall fire-spewing praying mantis.

An exotic wildlife habitat right off The Strip.