If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

Climb right into the heart of this colorful Iceland volcano.

The most powerful waterfall in all of Europe.

Walk in the footsteps of the gods and straddle two tectonic plates.

Strange rock formations tower above the river that snakes through this enchanting Icelandic canyon.

This fantastical waterfall is hidden in a cave located in a cracked cliff.

This eye-popping Icelandic crater lake is surrounded by red volcanic rock.

Iceland's largest lagoon is home to stunning multi-colored icebergs.

Rising from the sea like a stone monster.

Staves, storm-calling, and of course, necropants.

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

This scenic waterfront swimming pool is the longest salt water pool in North America.

A vinyl-lover's Shangri-La.

A colorful architectural gem in Seattle's uniquely modern Central Library.

This Art Deco masterpiece has stood in for some of the most famous buildings in comic book history.

A museum dedicated to the strange and extravagant costumes and memorabilia of the mummers, a tradition older than Philadelphia itself.

Brooklyn vintners creating world-class wine in a city not known for its vineyards.

This speakeasy continues the Prohibition-era legacy of Harlem's jazzy Swing Street.

What happens here stays here – unless it affects the whole world.

This futuristic airport terminal was abandoned for decades before reopening as a hotel—with a vintage plane of its own parked out back.

Built as a gift to the hottest tastemaker of the time, these hidden quarters remain an Art Deco showpiece.

One of the last Jazz Age "Wonder Theaters" in New York City.

Just your average Marie Antoinette–themed speakeasy in an abandoned 19th-century subway tunnel.

Nondescript elevator doors open to reveal a stunning, surreal world.