These elusive, isolated rodents evolved into a distinct, locally iconic subspecies.

This giant steer-skull edifice refuses to die.

Isak Heartstone, a 15-foot wooden troll made out of recycled materials.

This extinct volcano rises above Edinburgh and is special for its panoramic views over the city.

Home to some of Indiana's last bison herds.

Originally meant to hold a statue of King William IV, this support sat empty for years. Today, it hosts a rotating cast of public artwork.

A modest walled graveyard where nobody is actually buried.

A six-ton wedding present for the King of the Scots.

A multiversal transit station located right below a highway interchange.

This unassuming alcove in London’s famous Tower Bridge once served to capture, store, and display dead bodies from the River Thames.

The unusual patterns in this rock formation result from two distinct modes of weathering.

A striking, menacing sandstone peak towering above a landscape that's equal parts Mordor and the Moon.

A tunnel with windows, so you don't miss out on the impressive views.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

This rugged area of red rocks and arches is often considered one of the most beautiful places on Earth.

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

A precariously balanced rock perches on the edge of a cliff created tens of thousands of years ago by glacial erosion.

This national park on the shore of Lake Michigan features remarkable dunes that lie at the heart of a Chippewa legend.

At the top of the hour, this steam-powered clock's eight brass whistles play "Back Home Again in Indiana."

This raised bulls-eye visible from space was the subject of an intense geologic controversy.

Few things look more out of place than the electric blue ponds in the reddish-brown desert of Utah.

The fifth-longest natural arch in the world, and the longest outside China.

Bizarre lunar-like landscape with thousands of large stone "hoodoos."

Inside this church is an obscure piece of art carved by the famous Alice Liddell.