This medieval castle was reconstructed by Carlo Scarpa.

Since ancient times these picturesque springs have been providing bathers with healing waters.

From carts to cars, this leftover Roman bridge in France has managed to survive for centuries.

The world's tallest bridge is also possibly the most elegant.

A medieval church with largest and oldest collection of Renaissance frescoes in France.

This 19th-century fountain's namesake animal isn't what you think it is.

Marvel at this immense work of art that greets arrivals to the city.

Giant topiary dog once played a role in a terrorist bomb plot.

The Cathedral of Salamanca has a number of unusual carvings but none so surprising as a modern astronaut.

A hidden medieval crypt where a famous legend says the devil used to teach black magic.

The medieval town's star-shaped walls are geometrically dazzling, though not entirely impenetrable.

Crafted from ocean litter, this sculpture highlights the ills of overconsumption.

A little-known mural reveals the hydrological reason for Atlanta's founding in this location.

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

Witnesses claim the Virgin Mary statue outside the church once mysteriously shed a single tear.

Meant to be a lavish presidential home, the palace became a symbol of the fall of South Vietnam.

Nearly three tons of weapons from the Vietnam War still remain in this small, hidden museum.

A memorial to the monk who set himself on fire to protest the persecution of Buddhists in Vietnam.

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

A refugee returns to his homeland to open Ho Chi Minh City’s first Michelin-starred restaurant.

This historic spot was where America's involvement in the Vietnam War officially came to an end.

Giant pagoda houses the car that drove Thích Quảng Đức to his death by self-immolation.

Vietnam's largest Buddha statue depicts a female sage.

A spectacular Neoclassical palace is home more than 15,000 artifacts and works of art.