A 30-mile-long glacially-carved canyon leads to a massive pair of glaciers.

Known as the “Official Greeter of Juneau,” this dog still welcomes ships and their passengers to Alaska.

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

This lurid German fountain plots the sad course of marriage from dating to death.

A castle from the Holy Roman Empire that hosts traveling youth... in its stables.

Giant topiary dog once played a role in a terrorist bomb plot.

A cozy bookstore and coffee shop in the heart of Cartagena's Old City.

This Arctic storage facility is a secure backup for agricultural biodiversity.

These boots are made for selfies.

The world's largest squirrel statue clutches a pecan bigger than your head.

An enormous pink granite batholith, long attributed with spiritual powers by the Tonkawa Indians.

Beer lover's can-covered house.

Unusual house, in an unusual neighborhood, home to some very unusual peanuts.

Austin’s nonprofit-run graffiti park where street art is meant to be painted over.

A former electrical substation is now home to an eccentric junk art masterpiece.

In one of the smallest countries in the world stands an original Salvador Dalí sculpture.

Turntable anonymously received orphans, alms, and groceries.

The 2,000-year-old Roman columns are hidden within Barcelona's Gothic Quarter.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

A huge musical instrument played by the ocean.

The most visited, and possibly most controversial, museum in Germany.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

This unmarked and unloved Manhattan subway grate created one of the most iconic images in American cinema.

New York City's smallest piece of private property.