A monument celebrating the idea of reaching inaccessible places.

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

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

A giant poultry statue immortalizes one of Alaska's more humorous town names.

Roadside collection of 65,000 signs.

The stickered marker pinpoints where the only maintained road in the United States crosses into the polar region.

The northernmost truck stop in the United States.

This gravelly, dangerous highway is the only road in the United States that leads to the Arctic Ocean.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

Exact replica of the ancient monument, but much, much lighter.

Numberless clock creates a meal of time for the dreaded, insectile Chronophage.

Local legend says Isaac Newton built this footbridge without any screws, bolts, or nails.

A humble homage to a gravedigger tucked within the dignified English cathedral.

A clumsy-looking flying locomotive rusts within sight of a busy rail station.

Granite outcropping that the state's tourism bureau doesn't promote because of its delicate ecosystem.

This natural spring not only claims to heal the wounded but it has also been willed to God.

An old train trestle re-imagined as an Egyptian obelisk.

This psychedelic tromp l'oeil seems to be beckoning drivers to crash into a wall.

The world's largest fire hydrant is supposedly tornado-proof.

This titanic steel chain linking two buildings was installed without permission but instantly beloved.