This school was designed to support the rebuilding of African American schools around Delaware.

The first marker along the famous boundary.

The meeting of the northwestern corner of Delaware, the northeastern corner of Maryland, and the southern edge of Pennsylvania.

Some 80,000 Delft Blue tiles line the inside of this Amsterdam walkway.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

César Baldaccini's iconic sculpture of a 40-foot thumb stands tall in La Défense.

Statue of death tucked in the University of Medicine courtyard.

This modest marker near Notre Dame identifies the very center of Paris.

This 400-year-old tree is actually an immigrant from North America.

This demon atop the Notre-Dame de Paris looks utterly bored.

The location of this small park was once the site of an infamous public morgue.

The video game-themed street art first popped up in the French city.

A model train wonderland hidden beneath Gare de l'Est station.

The unique design of these skyscrapers in a Paris suburb led to them being nicknamed "cloud towers."

An abstract representation of weather in Sweden.

The world's largest model of our planetary system.

The library's graceful rotunda is like a bibliophile's temple.

A Japanese video game arcade hides in the back of a Swedish pool hall.

Absolutely no saxophones in the library.

An 11th-century runestone decorates the halls of Terminal 2 of this Scandinavian travel hub.

This giant subway sculpture celebrates the fruit that inspired the theory of gravity.

Locals rallied to save this beloved mural after someone mistakenly attempted to cover it.

Street artists transformed this abandoned industrial neighborhood into one of Europe's largest graffiti exhibitions.

A wooden street sign is the last remnant of this 400-year-old alleyway.