This unique art installation used boiler tubes from a decommissioned power plant to resemble Antelope Canyon.

High on a hill overlooking Los Angeles lives a world famous, high power conical Tesla Coil.

This sinkhole in the Arizona desert is filled with carbonated, arsenic-rich water

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

This historic pink parlor keeps Phoenicians cool with homemade, retro ice creams.

For 150 years one family has been producing the iconic hot sauce on a bayou island made of salt.

The only cave in Louisiana has played host to a state's-worth of clandestine activities.

This 19th-century benevolent society and jazz hall was rescued from abandonment to again host live music.

This oversized flute-playing Ancestral Puebloan deity is also a landmark of Southwestern kitsch.

The second-largest gold nugget in existence, displayed in a Las Vegas casino conveniently named the Golden Nugget.

The best Tiki bar in Las Vegas.

Archaeologists believe this panel of petroglyphs depicting descending sheep and other figures in Glen Canyon are 3,000 to 6,000 years old.

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

Opened in 1911, this small shop is the oldest ongoing establishment in St. George.

This massive geographical sculpture is so subtle, it's possible to pass by it without noticing.

Preserving the remains of Native American cultures which otherwise would have been submerged behind Hoover Dam.

These markers are used to document elevation changes around the famed dam.

A classic Route 66 landmark that was built with scrap lumber and is held together with kitsch and puns.

A nature and cultural preserve named for its multitude of petroglyphs carved by the Northern Sinagua people.

This Arizona observatory is famous for investigations into Martian life, and as the place humans first spotted Pluto.

Some 10,000 works of ancient rock art cover these volcanic basalt outcrops near the Gila River.

Since it formed millions of years ago, this cave system has been a sacred burial ground, a Prohibition-era speakeasy, and the center of an amusement park.

An eerie and beautiful group of columns mark the site of a grand mansion lost to time and fire.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.