Each summer, the migratory bats living beneath the bypass form "batnadoes" at dusk.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

Deep vertical fissures like miniature slot canyons cut across the cemented volcanic rock of Black Point above Mono Lake.

A unique museum where guests can rent and operate a locomotive.

This mother-daughter run curiosities shop is a beautifully odd mix of taxidermy and exotic plants.

Bits and pieces from the ill-fated Donner Party's winter cabins.

This golf ball–shaped former desert real estate office now houses a UFO museum.

Two geoglyphs that are truly unique to North America.

Brightly colored 30-foot-tall totems light up the desert sky just outside Las Vegas.

This arid landscape was once a lush wetland. Today, it's a paleontological site filled with fossilized mammoths, sabertooth cats, and more.

A blast of nostalgia awaits visitors to this miniature indoor raceway.

A new kind of theme park for adults off the Las Vegas Strip.

Thousands of artifacts relating to human sexuality, including the world's largest sex bike.

A collection of haunted objects and macabre oddities under one roof.

The bullet-riddled wall from the St. Valentine's Day Massacre, bloodstains enhanced for your viewing pleasure.

Originally built as a promotional giveaway, this suburban house was designed to be an IRL version of the Simpson home.

A tribute to the statues of Easter Island along Route 66.

An unusual slot canyon in the Aztec/Navajo Sandstone has a cross-section like an inverted old-fashioned keyhole.

This ancient cave is home to a museum, bar, and is filled with fluorescent minerals.

In a 345-million-year-old cave that's 200 feet underground, dinner awaits.

This 24-acre park offers a place for meditation in the midst of Sedona's iconic red rocks.

This reclusive Hopi village in Arizona has been continuously populated longer than anywhere else in America.

Rippling sand dunes frozen in the Arizona rock.