Places Auros Harman Wants to Go

This psychedelic tourist trap is a leisurely descent into madness.

Hamburgers are intensely proud of their tunnel beneath the river.

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

This colorful creation wasn't always a welcome part of Toronto's Moccasin Trail Park.

A repurposed railway tunnel with otherworldly acoustic characteristics.

Home to the longest wooden escalators in the world.

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.

A unique rock formation that only a few have managed to venture inside.

Spectacular mineral formations fill these caves, which have been used for everything from smoking meat to stashing illicit liquor.

This Welsh dockyard was the site of the not-so-secret construction of the Millennium Falcon for the original Star Wars trilogy.

The birthplace of both the Atomic Age and Godzilla, and the namesake of the bathing suit.

Egyptian Revival movie palace abandoned for decades and restored in 2013.

Secluded springs in the Rio Grande Gorge offer hot bathing beside the haunted ruins of a stagecoach stop.

An unassuming secret door once led to a legendary watering hole.

The ruins of a resort and casino sit on the banks of this blue hole spring that pumps 70,000 gallons of warm, clear water every minute.

This North African stone complex is considered to be the oldest astronomical observatory on Earth.

Walk down these stairs to get an underwater view of Switzerland's Lake Zug.

According to a gruesome legend, an architect sacrificed his wife to build this spectacular, 16th-century cathedral.

This jagged colossus of a building is mostly held together by an enormous concrete exoskeleton.

Dine on dumplings at the oldest dim sum restaurant in New York.

This waterfront museum in Maine is dedicated to the history of the smoked-herring trade.

This colorful theme park dedicated the official fruit of Maine serves sweet, tasty treats.