The damming of the Colorado River buried an iconic geologic formation before record-breaking drought brought it back.

At this small shop off a dirt road in the forest, the specialty is eel the owner caught and smoked himself.

These mouldering mansion ruins remember a time when the Catskills were nothing but luxury.

Space-age monument to an early 20th-century uprising.

This semi-spooky remnant of an abandoned hotel provides fantastic views.

It's unclear what caused the fire that led to this opulent hotel's demise.

This eclectic, mosaic-clad home includes a bamboo ping-pong loft and a "Whispermaphones" intercom.

An enchanting work of outsider art, full of whimsical sculptures and carvings.

An unusual geological feature towers over the remains of a dark episode in United States history.

Creek water that starts here has a 50/50 chance of ending up in the Atlantic or the Pacific.

This small Catskills village has six independent bookstores and more bookshops than restaurants.

A bronze monument to the infamous radio broadcast in the real New Jersey town where the fictional Martians crash-landed.

At this farm in upstate New York, the former president plotted his reelection campaign.

This once-private estate is now a dreamy, meditative garden that's open to the public.

An unassuming island in the middle of the Hudson that hosts campers, including Aleister Crowley.

Believe It or Not, Ripley once called this chiseled mountainside “New York’s Mount Rushmore”.

The life of one of FDR's possible mistresses is preserved in her palatial Hudson Valley mansion.

A nearly 100-year-old dining car in upstate New York embodies the golden age of roadside dining.

For over 80 years, Mayan ruins stood proudly in a most unlikely location.

The world's largest kaleidoscope, designed by a 1960s psychedelic artist.

A once grand hotel is being retaken by the wilderness it once capitalized on.

You've probably seen these distinctive orange-tiled columns on the big screen.

A facility built in 1992 for an underground nuclear test remains in place today.

A spiralling hourglass-shaped tower rises from the forests in Denmark.