An experimental, automotive replica of Stonehenge.

America's largest man-made forest was planted in an effort to bring back the past.

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

This old-school soda shop is the home of the Tin Roof Sundae, a concoction dripping in chocolate, marshmallow, and peanuts.

The final resting place of a legendary science fiction author and his fraternal twin sister who died as an infant.

Impossibly life-like natural history models created out of glass by a father and son.

Ice cream stand, snack bar, and time capsule of milk conveyance.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

A real-life hidden Easter Egg in New Hampshire's capital city

This location of a Mexican chain restaurant has a unique location: an old jail.

The 92-foot-tall structure is based on the aircraft that carried the first Americans into space.

One of the greatest heroes of the Titanic tragedy came from humble beginnings to this beautiful home.

A technicolor place of worship for Elevationists.

This sidewalk tribute honors Colorado's great culinary creation.

Overlooking the Colorado Convention Center is this giant sculpture made from thousands of triangles.

Once a mortuary that held the remains of Buffalo Bill, this Denver hotspot is now a death-fixated restaurant.

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

The final resting place of American icon Buffalo Bill, and a museum that aids in telling his tale.

A research lab and hands-on museum where visitors can experiment with retro technology.

This tea house was a hand-built gift from Boulder's sister city in Tajikstan.

The remains of an early 1900s dude ranch that operated until the 1970s.

In the 1950s, two women saved this grand theater in the Colorado mountains from demolition.

This notorious dive has been serving up both kinds of spirits since 1879.

Fill up your senses in this beautiful riverside garden, dedicated to the works of singer-songwriter John Denver.