Mysterious rocks that ring musically when struck.

It marks the spooky spot where the bodies of two young boys were found in the 19th century.

The ruined remains of a coal mining ghost town are hidden within the woods.

Burping, gurgling geothermal mud pots by the Salton Sea.

A battle between nature and architecture in the Cambodian jungle.

Like a kitschy mirage in the Mojave, this eatery serves up classic 50s-style diner meals and a dinosaur sculpture garden.

Crumbling pink walls and murder memorials preserve the pioneer history of Joshua Tree.

In California, colorful roadside signs remind us all that love transcends borders.

At this deceptively beautiful beach, nothing is what it seems.

The cluster of boulders near Fort Irwin is covered in military insignia.

The Hopi-style structure was built by the man who discovered Desert Hot Springs' famous mineral water.

Huge otherworldly domed rocks on the shore of a deadly lake.

The world's largest wooden trestle stretches across this desert canyon in Anza-Borrego Desert State Park.

The largest dune field in the Mojave offers a chance of hearing the 'singing sands.'

The "world's biggest dinosaur" once housed a creationist museum in its abdomen.

Towering basalt columns, a creation of fire and ice.

What looks like a simple quaint estate in rural Pennsylvania was in the 18th century home to a small monastic community.

This eccentric mansion museum holds a impressive collection of rare and automatic instruments.

The residents of the Neighborhood of Make-Believe live without much fanfare within the Pittsburgh Children's Museum.

A larger-than-life statue of America's favorite sundae marks the place it was invented.

The universally beloved children's television figure is interred on a high hilltop in one of western Pennsylvania's oldest cemeteries.