Running under an entire mountain, the longest highway tunnel in North America is kept fresh using portal fans and jet fans.

This small city where almost everyone lives in the same building can only be reached via North America's longest tunnel.

Siberian husky that delivered a life-saving antitoxin.

A high school astronomy enthusiast designed this model of our solar system to be traversed on foot.

Internationally recognized group that works to protect the wolf and educate the public about its plight.

While not recognized by Guinness, this chocolate waterfall is likely to be the world's largest.

An Alaska livestock farm devotes itself to harvesting wool from creatures that once ran with mammoths and sabertooth tigers.

Mind-blowing carvings and fantasy ice scenes grace the largest year-round ice environment in the world.

A trading post in the North Pole where children send letters.

A morbid gateway to an Alaska town prides itself on the hunting history it represents.

The king of U.S. high points towers over every other peak on the continent.

This stretch of Canadian road was named after a nickname that stuck so hard the city had to keep it.

Established in 1925, Kiddie Park claims to be the oldest amusement park in the U.S. - a cozy little time warp nestled in a shady corner of the modern world.

A 200-year-old building in the French Quarter that was to be Napoleon's home in the New World.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

This "second" cemetery represents New Orleans' attempt to keep cholera at bay.

Storyville was New Orleans' historic red light district and hotbed of jazz music, sometimes referred to simply as "The District."

The final resting place of New Orleans' most famous voodoo priestess.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

In the fictional world of Kcymaerxthaere, this was the former home of the Marshal of Gravity and the site of his tragic death.

Home of mutant livestock.

A museum devoted entirely to the rattlesnakes and snake-related art.

One of the Eight Wonders of Kansas and the first official National Natural Monument these stark formations look like nature's Stonehenge.

Twenty-seven massive radio antennas on the high plains of New Mexico search for life on other planets.