A monument to the three wars that led to German unification towers within a Berlin traffic circle.

From toys to kettles to scientific instruments, this German museum celebrates the beauty of 20th century design.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

A towering monument in Spain has proven to be more labor-intensive than initially planned.

A lush indoor jungle fills this bustling Madrid transportation hub.

An ornate century-old elevator still connects the two halves of Bad Schandau.

Model Trains and Much More in Hamburg.

This Dresden church was purposely rebuilt Protestant after being demolished in World War II.

Retirement home for giant obsolete machines.

In addition to fine dairy products, the world's most beautiful milk shop also offers a feast for the eyes.

Explore the complex ecology of this multifaceted nature preserve by riverboat.

The prototype for all Nazi concentration camps.

A small but immensely extravagant palace built by the "Night King."

When the rain falls, this drain system turns into a musical instrument.

Ruins of a German Castle on top of a towering stone pillar.

A monument to the man who almost killed Hitler.

The only castle in North America to ever house European sovereigns.

The famous artist couple lived and worked here, in two different houses separated by a bridge.

66,000 pieces of art, donated by one of the world's richest men.

Part bookstore, part café, and part forest.

Superstitious? Discover the witchy side of Mexico through its largest esoteric market.

The palatial McDonald's that inspired Wesley Willis.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

A museum dedicated to a secret military hospital hidden beneath a castle in Budapest.