From overly ambitious (and eventually abandoned) atomic dream to bustling office park.

A giant sculpture dedicated to a staple of South Bend food culture.

Tasked with beautifying a disused stretch of industrial land one artist filled a hole with grass.

The shortest river in America flows for just 201 feet.

Now housed in a museum, this giant pink elephant stood in downtown Seattle for more than 60 years.

Former farm staffed by mental patients is now a public park.

This unique library spans a mighty river.

The only road through the heart of Glacier National Park.

Mining town from the late 1890s, once home to Calamity Jane.

This lake in the Cascades lives up to its name, disappearing down a hole every spring.

The only house in Oregon designed by the famous architect, Frank Lloyd Wright.

Native American burial mounds? Giant gopher dens? No one knows what created the Mima Mounds.

The world's largest egg has been cracked a number of times over the years but has been repeatedly replaced.

High winds can make this one scary landing.

Inside this faux cave, visitors can learn how some of their favorite fantasy characters were created.

The ruins of New Zealand's largest classical-style church.

New Zealand's only running funicular railway.

The platform atop this verdant volcano was built with the help of a royal elephant.

Major tourist destination known for its bubbling mud-pools and hot thermal springs.

A galaxy of glowworms—larvae of a gnat—hides deep in the belly of these caves.

The cardinal directions, set in stone.

An abandoned network of military bunkers and tunnels open for anyone willing to descend into the darkness.

What's that on the side of that building? Va Va Voom, it's Bettie!

Over 75 historically themed murals grace the walls of a small Washington city.