One of the world's oldest working clocks is curiously missing the Zodiac sign of Libra.

The tomb of the mythological founder of Padua is not hidden in some obscure crypt, but stands right in the middle of the city square.

The incorrupt tongue of the patron saint of lost things is venerated in this basilica.

The oldest botanical garden in the world that technically isn't the oldest.

One of the largest squares in Europe contains an entire artificial island.

Also known as the Square Colosseum, this building is a prime example of fascist-era rationalist architecture.

2300-year-old Roman road connecting the empire.

Architectureal fantasy quarter of Rome.

Breathtaking and huge 430 year old maps of Italy.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

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

After the construction of a nearby cathedral obstructed the view, the oldest belfry in Belgium was more than doubled in height.

This triumphal arch celebrating the Sun King's conquest of Lille is a masterpiece of military architecture.

A sublime medieval path adorns the marble floor of one of the most beautiful Gothic cathedrals in France.

The opulent home that inspired Tintin's Marlinspike Hall and the adventures within.

Miles of man-made caves and tunnels are currently used for cultivating mushrooms.

France's high-tech, future-themed amusement park.

This French colonial post office is arguably the grandest in all of Southeast Asia.

Artifacts and memories from the Vietnam war, located in a place that experienced it first hand.

Ho Chi Minh's perfectly preserved body has been on display here since 1975.

A gift from the Soviet Union in the 1980s, this is the only statue of the Soviet dictator in Southeast Asia.

Twice a day a speeding train passes only inches from the homes of this residential neighborhood.

Life-sized painted illusions let pedestrians blend in with the street art.

Home of the unusual art of water puppetry, one of Vietnam's oldest curiosities.