Buy your friend a drink or staple some cash to the wall for the next guy at the Salty Dawg Saloon.

Considered by many to be one of the most dangerous highways in Alaska.

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

Clean, cold drinking water flows from a nondescript pipe in a roadside rock face.

This abandoned mine offers a glimpse at what life was like for those who came to Alaska seeking Gold Rush riches.

This whimsical stacked cabin looks like something out of a children's book.

This Alaskan town appoints the general store's resident feline as honorary mayor.

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

Four-story concrete hotel never opened to customers.

A copy of the famous bus used during the filming of 'Into the Wild' is on display at an Alaska brewery.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

A museum dedicated to the alleged Roswell Incident.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

The largest freshwater lake in the Florida Keys.

Opened in 1976, this monster-sized version of the fast-food franchise is sometimes called the Epic McD.

Electrical pylon in the shape of Disney's beloved mouse.

If you don't look closely, you might mistake this sculpture for just another passenger waiting at the airport.

A vast array of tropical plants collected by a vacationing couple.

An Orlando museum houses the world’s most comprehensive collection of work by Louis Comfort Tiffany.

This whimsical outsider art wall holds tiny treasures donated by the local community.

The culprit who accidentally lit this 3,500-year-old tree on fire stated "I can't believe I burned down a tree older than Jesus."

Approximately 65,000 gallons of crystal clear water pour out of this headspring every minute.

In a Florida town known for antiques, this painted home became an art attraction and a symbol of love.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.