Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

This arid landscape was once a lush wetland. Today, it's a paleontological site filled with fossilized mammoths, sabertooth cats, and more.

Now a city park, this site started as a stage stop, then was a working ranch, and finally became a dude ranch that specialized in letting wannabe divorcees establish Nevada residency.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

An exotic wildlife habitat right off The Strip.

This former open-pit manganese mine is now a massive graffiti canvas.

An old railroad grade built for the construction of Hoover Dam is now a recreational trail featuring several tunnels and sweeping views of Lake Mead.

An ode to one of the dirtiest jobs during the construction of the Boulder Dam.

A series of labyrinths in the Nevada desert inspire meditation and calmness.

This former shopping outlet is now adorned with beautiful graffiti and murals.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.

An enormous illuminated figure dances on the Las Vegas strip.

This vintage animatronics show is the Vegas version of a walk through the woods.

Nevada's largest cactus collection stands outside a candy mogul's small factory.

Once a giant gingerbread factory, this space now hosts exhibits and workshops on the historic treat.

Take shelter from Hawai'i's tropical heat under the massive canopy of largest Banyan tree on the island.

Narrowest house in Boston.

Life-size bronzes of the Grinch, Cat in the Hat, Yertle the Turtle, Sam-I-Am, and the Lorax—and the author himself.

Over fifty whirling pools left by the glacial age.

Ralph Waldo Emerson spent two years living here decades before it became a Frederick Law Olmsted-designed park.

Beneath Kraków Old Town's main square lies a hologram-filled medieval market vampire graveyard wonderland.

The former Nazi concentration camp stands as a museum to remember this dark chapter in European history.

This Polish cave has housed a dragon, a brothel, and an enduring legend.

Real bones which are said to have belonged to a Polish dragon.