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.

The wild west is still alive and well at this authentic mining town watering hole.

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

Improbably, the largest wildlife refuge in the conterminous 48 states sits just northwest of Las Vegas, Nevada.

Breathtaking and huge 430 year old maps of Italy.

This private skyway is filled with art and was expanded explicitly so that Hitler could appreciate a river.

Go inside to really appreciate this 500-year-old technological masterpiece.

A memorial dedicated to those who lost their lives working in what is now a massive tourist attraction.

Walk inside a half mile long crevice right outside the town of Garmisch Partenkirchen.

The fairy tale castle of the “fairy-tale king,” this was also the inspiration for Disney’s “Sleeping Beauty.”

Vast fan-shaped British cemetery honouring American servicemen lost in World War II.

A six-story treehouse offers spectacular views of New York's Finger Lakes region.

It has a large collection of Wizard of Oz and OZ universe related items.

This Art Deco fortress in upstate New York gives Manhattan's vaunted examples of the style a run for their money.

The final resting place of Harriet Tubman and other famous historical figures.

Opened in 1947, this is the oldest continuously-operating drive-in theater in New York.

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

An enormous illuminated figure dances on the Las Vegas strip.

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

An exotic wildlife habitat right off The Strip.

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

This Las Vegas casino boasts one of only three spiral escalators in the United States—an engineering wonder.

Thousands of artifacts relating to human sexuality, including the world's largest sex bike.

A blacklight mini-golf fever dream pays tribute to the iconic rock band.