The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

A downtown park built on top of unclaimed graves.

Tribute to the famous Notre Dame football coach who died in a plane crash.

Marking the spot where a conquistador gave up his search for the fabled Seven Cities of Gold.

A wonderful collection of all things Oz is nestled in the heart of Kansas.

A unique gallery chronicles the losers of American presidential history.

Lone survivor from Custer's Last Stand forever preserved.

A museum where visitors can learn about greyhounds and (more importantly) pet them.

A rainbow-colored house promotes LGBTQ rights across the street from the Westboro Baptist Church.

Back in 1952, you could get a mushroom cloud chaser with your atomic cocktail.

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

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

The awe-inspiring ship from the golden era of cruising has an incomparable history and a reputation as one of the world’s most haunted places.

A second generation sun-powered marvel lights up the night.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.

A giant donut stands as a popular symbol of Los Angeles iconography.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

World-famous, Pink's still manages to keep its prized cult fetish status.

Contrary to popular belief, this secluded statue doesn't represent Pennsylvania's founder.

Meet your friends, marry your true love, or tell your enemies to kiss your butt under this historic Pittsburgh timepiece.

An Irish Memorial commemorating those who perished due to potato blight.

Current docking place of the SS United States, the fastest transatlantic ocean liner.

This elaborate towering structure was once famed for its revolutionary height.

Yo, Adrian!