A strange mark in the stone fence of a cemetery fabled to have been made by the Devil himself.

This small museum explores questions of representation, diversity, and identity.

Crooked windswept pines give this old forest an enchanted and magical look.

A replica of the beloved character's house, modeled after the author's own drawings.

This fantastic cave remained unexplored until 1948 when three schoolboys discovered a hidden entrance.

A museum dedicated to the history of psychiatric treatment featuring a gallery of art made by patients.

This Stockholm art museum integrates many of its pieces into the surrounding outdoor areas and natural landscape.

A former suicide bridge is now accumulating symbols of love instead of a body count.

The apartment where Pippi Longstocking came to life.

The library's graceful rotunda is like a bibliophile's temple.

A temporary art piece to celebrate LGBTQ Pride is now a permanent part of Stockholm's traffic landscape.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

Despite being one of the most photographed vistas in the Rockies these twin peaks are rightfully known as the "Deadly Bells."

The largest source of fossilized insects anywhere.

Take a dip in the world's largest mineral hot springs pool.

An architect in Aspen used psychedelics as his muse while building this mushroom masterpiece.

At the tallest peak in Colorado, an electrifying mix of thin air, lightning, and rivalry.

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

This 19th-century ranch is being transformed into a residential library with thousands of books about the natural world.

Colorado's only active volcano last erupted around 4,000 years ago.

In the middle of a suburban Denver neighborhood is a cave that once provided solace for a prominent Ute chief and his family.

A technicolor place of worship for Elevationists.

One of the oldest art supply stores in the United States.

See 150 million-year-old dinosaur tracks and bones dating back to the Jurassic period.