Inside this striking glass building, visitors can see thousands of dinosaur fossils in the positions that nature deposited them more than 150 million years ago.

A tiny town’s tiny museum with some gigantic residents.

This statue of an obscure comic strip hero stands as a tribute to patriotic service and a cautionary tale about embracing fads.

Toss a Frisbee through the ruins of this Colorado gold mining town.

Next to Salt Lake City's Assembly Hall stands a tribute to some unlikely heroes of early Mormon settlers.

The largest self-built castle in the U.S., six decades in the making.

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

The world’s first penitentiary, meant to be humane, drove men insane.

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

Alexander Hamilton’s creation caused quite a bit of controversy.

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

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

Yo, Adrian!

A mini-Stonehenge in the corner of the North Carolina state capitol grounds.

The scene of the largest surrender of Confederate troops at the end of the American Civil War.

A fitting attraction for the corn capital of the world.

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

A popular rock that acted as a waymarker for American pioneers.

A towering tribute to decisiveness stands on the spot where Brigham Young and his followers decided that this must be the place.

This depiction of the earth mother welcomes new life into Aurora Highlands.

This vintage theme park is peak Christmas kitsch—and it's open all summer.

See 150 million-year-old dinosaur tracks and bones dating back to the Jurassic period.

A prehistoric rock shelter that's literally in someone's backyard.

A memorial dedicated to the victims of the Columbine High School shootings.