This private skyway is filled with art and was expanded explicitly so that Hitler could appreciate a river.

A sculpture serving as an homage to Pope John Paul II.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

The yawning maw of this pagan visage is said to bite off the hands of liars.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

Milan's duomo is covered in beautiful carving including a curious "dinosaur-like" beast.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

This one has sailed five times as far as Sir Francis Drake's famous ship.

Ship-sized kinetic sculptural fantasy.

A copy of the Statue of Liberty greets visitors to the birthplace of Auguste Bartholdi.

A massive Montreal stadium that has seen nothing but trouble since its inception.

A historic Montreal market that was the city's agricultural hub for over century.

The biggest museum dedicated to insects in North America, one of the largest in the world.

A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

One of the largest underground systems runs under Canada's largest urban center.

Museum precariously perched on a massive yellow pillar.

Beautiful public park off the beaten path and away from tourists.

Haven for Cape Fur Seals, until the Ring of Death of jumping Great White Sharks arrives.

A gigantic statue of a Russian soldier watches over the ancient city of Plovdiv, a prominent reminder of the Soviet period in Bulgaria.

This ancient theater, restored in the 20th century, lives on as a venue for dramatic and musical performances.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.