A lone tower rises above the cliffs in a city park, offering fantastic views of the Connecticut landscape.

A quirky assortment of musical marvels from around the world.

This stunning Connecticut mansion is actually just a one-room-deep hoax.

Holding multiple historical boats and an entire 19th century village, this New England attraction is the largest maritime museum in the world.

A famed data visualizer's personal sculpture garden is a landscape of modern and megalithic wonders.

A former copper mine which became a truly unsuccessful prison.

A museum designed by and dedicated to P.T. Barnum in the town where he is buried.

Quirky castle designed by the American actor best known for portraying Sherlock Holmes on stage.

The kind of mixed-up place that drives archaeologists crazy.

The former home of Samuel Clemens and family remembers the happiest period of the author's life.

The intriguing personal collection of a professional demon-chaser.

Above Breckenridge, a destructive mining technique sits sunken in a small pond.

This memorial pays homage to Pueblo's four Medal of Honor recipients.

This nearly abandoned town was once a thriving mining community until a series of fires.

One of the few surviving Panama Canal steam shovels stands outside a tiny Colorado mining museum.

The remnants of the base where US Army troops learned how to fight in extreme conditions.

This massive home was constructed by one of the greatest conservationists in Colorado history.

The decaying ruins of a failed mining company’s water diversion project cling to the side of a desert canyon.

16,500-acre ranch filled with American heritage, geological wonders, and a giant pile of tires is the crown jewel of an intriguing tug-of-war.

In the early 1900s, hundreds of Black Americans found opportunity in this now-abandoned rural community.

Two creeks flow out of either end of this canyon in opposite directions.

The site of the "Bone Wars" between two rival paleontologists during the dinosaur rush of the 19th century.

The oldest operating cemetery in Denver is the eternal home of some of the Centennial State's most famous residents.

A futuristic hovertrain is parked unceremoniously alongside a nondescript road.