Europe’s oldest natural human mummy.

This massive redwood tree has stood in Northern California for nearly 2,000 years.

This huge clock made of flowers and simple machinery was once used a political weapon.

A museum packed with instruments, lyrics, and other mementos of the American folk icon.

Country fans may flock to Nashville's music scene, but this Appalachian town is where the genre was born.

This museum is dedicated to the first coast-to-coast highway.

The ruins of a former sanctuary for elite Aztec warriors.

Every summer, the Mendenhall River greenbelt comes alive with an explosion of magenta flowers.

Upside-down trees serve as natural flower pots in this hanging garden of Alaska.

Breathtakingly blue walls shimmer inside the "Glacier Behind the Town."

A rare chance to get up close and personal with a 13-mile ribbon of ice near downtown Juneau.

Members of the Confederated Tribes of Warm Springs still net migrating salmon in the traditional way at this cataract on the Deschutes River.

The symbolic center of Ireland, this summit also offers panoramic views of the countryside.

Wander among the abandoned ruins of this once-powerful medieval town.

On the Oregon coast there is a natural hole that seems to be draining the sea.

An improbable waterfall springs from an orange-white cliff face, tumbling into the headwaters of the Virgin River above Zion National Park.

This small memorial is dedicated to the Perryville State Prison firefighters who perished fighting the Dude Fire in 1990.

The stone circle honors the 19 firemen who perished during the Yarnell Hill Fire.

The lesser-known lost colony of Roanoke was a safe haven for formerly enslaved people during the Civil War.

You can get anything you want at the former site of the restaurant immortalized by Arlo Guthrie.

A unique flight of canal locks that owe their form to 19th-century cost-saving measures.

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

The site where Poe "in great distress, and ... in need of immediate assistance" likely died.

This hiking/biking/horse trail along an old railroad grade features trestles, tunnels, and a roadless stretch through the scenic Susan River canyon.