Dramatic river bend surrounds a natural red-rocked pedestal.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

See massive fossils that are over 200 million years old in northeastern Arizona.

Eons ago, a rushing lava river formed this pristine passage through solid rock.

This historic national park is covered in the stunning ruins of red rock pueblos.

With nearly double the depth of the Grand Canyon, this Peruvian canyon is one of the deepest in the world.

A collection of over 15,000 zines works to preserve DIY publishing culture.

A view-altering observatory at the University of Texas.

The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

This isolated structure beckons adventurers with sublime views of the Faroe Islands.

A small museum of antique transport that's a must-see for bicycle lovers.

Hundreds of glow-in-the-dark objects light up a museum in a historic zinc mine.

An enormous playhouse designed to look like 21 stacked Lego bricks, with another 25 million colorful Legos inside.

The largest open-air contemporary art center in Latin America is a unique experience in the Atlantic Forest.

Find out what it sounds like when doves cry at Prince's recording studio estate turned museum.

Locals transformed this Canadian evergreen into a secret hangout with spectacular views of Vancouver's skyline.

An institution dedicated to curiosity, logic, riddles, and Mongolia's long history of puzzles.

A massive stairway that almost wasn't leads to one of Australia's most scenic vistas.

Iran's colorful terraces are a rare geological masterpiece.

Nature is leading a successful mutiny on this century-old freighter.

Stay at this storybook estate, featuring Sir Henry Hudson Kitson's masterpiece "Gingerbread House."

The oldest Italian café in Boston, this spot also serves as a veritable museum of vintage coffee ephemera.

Come for the flowers, stay for the bats!

Built over an abandoned train yard, this hidden gem is full of winding paths and offers gorgeous views of Sydney Harbour.