This incredible collection of vintage pinball machines can be played at 25 cents a pop.

A small flooded ghost town with a few scattered structures remaining.

This lonely gas station has stood at this location since 1917.

A replica that won't float away.

Every president in history is immortalized in bronze in downtown Rapid City.

The first declared National Monument in the United States.

Come for the speed, leave in love with the desert.

A 90-foot-tall psychedelic "tree" on the side of the highway has baffled passersby for decades.

The miraculous hydrant that saved the Mission District in 1906.

This one-block alleyway is stuffed with street art that is colorful, cultural, and intensely political.

Thanks to a loophole in property ownership, this alleyway has become a cacophonous street gallery.

One of America’s oldest and spookiest hotels, thanks to the residency of ghosts, dead presidents, and Alfred Hitchcock.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

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.

A fitting attraction for the corn capital of the world.

This Wild West attraction is alive with glitching automatons.

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

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

A jaw-dropping brutalist space church seems to have crash-landed in the middle of America.

This lone survivor of a regional franchise still slings delicious burgers and colossal servings of fries.