Someone loved this song enough to carve all of its lyrics onto a tree trunk in a Berlin park.

This classic restaurant features a gorgeous mirror-clad room.

Gaze upon chocolate sculptures depicting everything from chariot races to Gaudí's famous church at this shrine to sweets.

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

This homeless brass fox tugs at your heartstrings from the foot of a Stockholm bridge.

The history and future of cannabis.

The boulder on which Alexander Hamilton laid his head as he died can still be visited on the New Jersey coast.

Step inside Lucy, the world's largest "elephant."

Annual technopop celebration of peace and love.

The Habsburgs' royal collections of art and wonders.

The former private quarters and office of Dr. Sigmund Freud now hosts a museum housing the works of the founding father of psychoanalysis.

This Austrian museum celebrates the work of famous forgers and their inimitable imitations.

The topiary maze at the Habsburg hunting lodge.

A tropical paradise just a short trip from the opera house is filled with beautiful winged creatures.

The final resting place for the remains of 143 Habsburg royalty.

The beautiful baroque library of the Hapsburg empire.

This historic mansion was built as a symbol of love between a husband and wife.

America's first federal monument.

The only recreation of William Shakespeare's indoor playhouse.

Bubbling up from deep underground is the warm crystal clear water that fills the Warm Springs Pools, America's oldest spa.

This museum devoted to the gothic author holds such interesting ephemera as his socks and walking stick.

A secretive collection featuring objects that were designed specifically for U.S. intelligence operations.

Edgar Allan Poe's old dorm is now a shrine to the author's legacy.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.