A wedding chapel, vintage clothing shop, and bar all under one roof.

A nourishing complex of found object art, paintings, and sculptures that celebrate key figures in Black history.

A 17th-century bezoar, dirt from an infamous site, and other curios decorate this unusual bar.

In Hong Kong, a fairytale flower tunnel is hidden within the gardens of a public housing complex.

The tunnel's elegant proportions keep you snug with no claustrophobia freak-out.

This psychedelic tourist trap is a leisurely descent into madness.

Hamburgers are intensely proud of their tunnel beneath the river.

The romantic botanic tunnel feels like a well-kept secret.

A repurposed railway tunnel with otherworldly acoustic characteristics.

The U.K.'s first underground railway line is now a lively thoroughfare for runners and cyclists.

Home to the longest wooden escalators in the world.

This brick-lined pedestrian walkway was once a railway tunnel used during the Civil War.

This former train tunnel is filled with lines from a poem crafted by Robert Louis Stevenson.

Once a sewer culvert, this road tunnel now offers cyclists and pedestrians a subterranean stroll under the C&O Canal.

An abandoned railroad tunnel transformed into a creepy path for hikers and cyclists.

This nondescript tunnel has been featured in a number of iconic movies, from “Roger Rabbit” to “Back to the Future.”

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.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

A tomb in this cemetery holds soil from every country in Latin America.

Standing in this historic plaza is a statue representing one of Cuba's most iconic literary characters.

The largest masonic lodge in Cuba.

This Cuban town sets the sky on fire around Christmas each year.

A colossal statue with a controversial past, forgotten for more than 30 years.

The Cuban revolutionary looks over the country from its highest peak.