See what remains of a once grand ancient Roman circus.

This tower-tomb honors a president who only held office for a little over a month but dedicated his life to his country.

An art deco ice cream shop covered in vintage train station tiles.

The frozen bubbles that form on the icy surface of this Canadian lake contain enough methane to create a small explosion.

Colorful sand dunes create a unique attraction in this part of Utah's red-rock country.

This historic aviation building is now a museum owned and operated by Disney.

A museum dedicated to restoring vintage aircraft, located at a working airport.

An aeronautical-themed resort forged around rusty relics from the golden age of air travel.

A monument marks the spot where the first Catholic missionaries arrived in Uganda.

The world's largest Our Lady of Guadalupe statue overlooks this Ohio sanctuary.

This towering statue of Jesus provided internet to the surrounding area.

The grand, column-fronted, sculpture-adorned home of the ambitious digital library.

The Internet Age began with a transmission from this biker bar.

A lonely monument to the original Silicon Valley tech campus.

A mysterious monument covered in a binary code marks the heart of tech.

An easy-to-miss plaque marks the building that first held this 19th-century telephone innovation.

Three plaques mark the spot where the "forgotten father of broadcasting" worked.

The largest permanent Monopoly board makes one of the longest games even bigger.

It took years to decode its mysterious messages.

A unique attraction and museum dedicated to exploring iconic roadside structures.

Camels and crocodiles share the black waters of this stunning Saharan oasis.

Nine of the very few concrete ships ever made in the U.S. are beautifully decaying off a Virginia pier.

The largest privately owned statue of Buddha in Japan, built by a total amateur, with an unconventional look.

A pair of gigantic baby heads greet passengers at Atocha Station.