Locals place their offerings on this nightmarish gnarled tree so the witches won't summon another storm.

When ecosystems collide in the arid Southwest.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

A beautiful 62-acre Catholic shrine and botanical garden.

The site of the climactic scene from the classic horror film is now a historic landmark.

A museum dedicated to the history and exploration of both popular music and science fiction.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

Just your average Marie Antoinette–themed speakeasy in an abandoned 19th-century subway tunnel.

A walk through the historic city center, under the streets of Seattle.

A giant Troll lurks under one of Seattle's oldest bridges.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

These old stone ruins in the Oregon wilderness were once bathrooms and are steeped in legends of murder.

Nope, not Washington Irving's house.

Pulled from the rubble of one of the worst modern tragedies, a steel crossbeam became a symbol of hope for New Yorkers.

The last living thing to come out of the rubble after 9/11 is now a symbol of hope and resilience.

This historic building housed the surviving crew members of the Titanic, who were left destitute after the wreck.

A small peaceful park and waterfall tucked amid the urban grind of Midtown Manhattan.

This Wall Street bar was once a hub of revolutionary activity where Washington famously bid farewell to his troops.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.