An Alaska livestock farm devotes itself to harvesting wool from creatures that once ran with mammoths and sabertooth tigers.

This cairn in the shape of a woman has looked over a tiny Minnesota town for well over a century.

This large midwestern cavern features impressive rock formations and an underground waterfall.

This metal shop's yard is filled with cutout art including an Eiffel Tower replica and Noah's Arch.

A winged-helmed, sword-brandishing tribute to German Americans.

It would be easy to walk past this unusual piece of art and have no idea it pays tribute to the odd life of a real chicken.

Dramatic river bend surrounds a natural red-rocked pedestal.

A Norwegian-born sculptor created these soaring guardian angels at the entrance to Hoover Dam.

Experience a charming 1930's version of "infotainment."

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

This town is home to the world’s largest arch constructed entirely of elk antlers.

The first declared National Monument in the United States.

One of the first intercontinental ballistic missile sites in the United States.

Dedicated to the history of the 1,000 nuclear missiles that once covered the Great Plains.

A six-ton, 12-foot-tall concrete prairie dog is touted as the largest in the world.

A striking sculpture built to honor the women of the Lakota and Dakota Nations.

One devoted couple has donated multiple recreations of Michelangelo's sculptures to this South Dakota town.

More than 7,000 gallons of water pour over these cascading red quartzite waterfalls every second.

A mapping error in the 19th century made loggers think this section of the forest was underwater.

Journey through the largest remaining peat bogs in the contiguous United States to see the wilderness as it once was.

17,400 lbs., 12 feet in diameter, and 29 years in the making.

Inside this museum resides a boot fit for a giant.

Dakota legend claims this locally iconic pinnacle was once part of a sacred burial site that was cleaved in two.