A melancholy jester sits on the grave of a famous 20th-century ballet dancer and choreographer.

This impressive chasm is one of the longest natural underground cavities in the world.

This bustling Italian plaza is built on the ruins of an ancient Roman amphitheater.

Fortified medieval tower house with lovely roof garden.

One of the oldest and largest wooden churches in France was very evidently constructed by shipbuilders.

A fortified palace in the shape of a ship on the Thiou river.

A secluded fortress from the days of the Crusades that offers breathtaking views.

The history of Tel Aviv told through a work of art.

This site honors an Israeli cargo ship that was destroyed by the government in 1948.

Every year, the colorful murals of Montreal get a complete makeover.

An abandoned 1970s theme park that has been turned into a space for waterfront walking.

A fantastic place to see murals, and an important location in the history of Toronto's legal street art scene.

This half-ton piece of the Alps sits at the base of the CN Tower.

Canada's largest dinosaur skeleton was hidden away in storage for more than 40 years.

Known as "Toronto's Flatiron."

A haunting collection of the vanished and disappearing natural world.

A mechanized clock where a man fights off a dragon, crab, and rooster.

Executions were once held near this beautiful 18th-century fountain.

The remains of the medieval wall that once surrounded Paris with ties to the construction of the Louvre.

The site of slaughterhouses that once satisfied Parisians' taste for horse meat is now home to a park and book market.

Natural history museum celebrating biodiversity with a parade of taxidermy animals.

Notorious artist squat renovated into legal studios.

The historic Masonic Lodge in which the first-ever female Mason was initiated.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.