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

Diego Rivera's massive tiled fountain and failed infrastructure project.

An island filled with hundreds of hanging, decomposing, decapitated dolls.

A mysterious lake provides fresh water without any source, somehow restoring itself from atop its mountaintop perch.

Bizarre lunar-like landscape with thousands of large stone "hoodoos."

"Dark Sky Park" is heaven on Earth for astronomers, one of the rare U.S. locations with no artificial light pollution.

An underwater city for the dead.

Even King Tut was intrigued by the glass of the Great Sand Sea.

The abandoned Japanese amusement park once loomed as a dystopian Disneyland.

A lake in the middle of the tundra of Quebec is said to be the purest freshwater lake on Earth.

Protecting the future of some of the rarest and most misunderstood mammals of North America.

Hunting trophies decorate Oregon's most unique bar-restaurant.

Abandoned anti-ballistic missile base.

Seattle's own bad art museum located inside Cafe Racer.

Secret hideaway for an alternative beach experience.

A reservoir of vintage pinball machines and arcade games for the nostalgic and thrill seeking.

Superstitious? Discover the witchy side of Mexico through its largest esoteric market.

Siberian husky that delivered a life-saving antitoxin.

The heroic sled dog of the 1925 serum run is preserved in taxidermy.

A small chapel celebrating the spiritual bond between dogs and humans.

A traveling postal dog covered 48 states and more than 140,000 miles, and he lives on as taxidermy, patched up with a rabbit's foot and a pig's ear.

After a profound show of devotion for his master, a dog becomes the symbol of loyalty for an entire nation.

The most decorated dog of World War I is preserved in the Smithsonian.

French scientists make up the majority of the few humans to occupy this remote island in the extreme southern Indian Ocean.