Located more than 600 feet beneath the North Atlantic seabed, this tunnel boasts the world's first undersea roundabout.

If there's another drive-through golf-cart bar in a bat-filled cave on top of a mountain, we don't know about it.

An inconspicuous footbridge beloved by San Diego locals.

Because sometimes the most efficient route from A to B isn't a straight line.

Hopeless romantics will swoon over the sweet story behind this bright and colorful home.

Looking for the train station? Try the building shaped like a train.

Dine on ceviche tacos in the sea at this floating restaurant only accessible by boat.

A dark, narrow tunnel that leads to a charming lake and waterfall.

A multiversal transit station located right below a highway interchange.

Transport yourself to the 1980s era of video games at this themed restaurant and bar.

"Di amigo y entra" at this Argentinian Middle Earth-inspired pub.

A taste of Middle Earth, in the middle of the Bayou City.

This bar is filled with Star Wars merchandise from around the world, all of it unlicensed knockoffs.

Touching mementoes from those who didn't make it back from World War I still hang in one of New York's oldest bars.

This gas station offers wine tastings and craft beer.

The future of roadside attractions is this sci-fi soda mecca that is home to a 66-foot tall neon pop bottle.

The pit stop from "The Texas Chainsaw Massacre" now serves beef and pork barbecue, not people.

Step past the gas pumps and into a fine French bistro.

Some of the best pastries in "the Czech heritage capital of Texas" come from a gas station off I-35.

Often referred to as the largest spring in America.

Before he was America’s most famous preservationist, John Muir was an ingenious mechanical inventor.

A botanically themed auditorium blooms within the world’s last operating double-decker theater.

The oldest arboretum on the Dalmatian coast doubles as the gardens of Kings Landing in "Game of Thrones."

A cool dive bar, off the beaten track.