A memorial for public executions that dates back to the 14th century.

Even though some of the buildings date back to the Victorian era, this research institute is still involved in cutting-edge astronomy research.

A journey through the history of medicine throughout the centuries.

Explore a remarkable 35-hectare sculpture garden located an hour outside of Lisbon.

Nestled among the bamboos in a temple complex, this art installation serves as a unique memorial to insects.

A small monument on the outskirts of Prague, where one of the bloodiest conflicts in the country's history was decided.

Study the Alien etchings in this fountain while you refill your water bottle.

It is believed that this Buddhist temple stands right on the gateway to the underworld.

A local train station entrance hall doubles as a sanctuary for barn swallows.

A centuries-old quest to create artificial life is alive and well in the French town of Limoux.

A unique sculpture park that features the works of several famed artists.

Explore an eerie, abandoned medieval citadel.

This museum started by a curious collector is now a place for believers and skeptics alike.

Hidden in the garden of physicist Erwin Schrödinger's house is a life-size figure of a cat from his famous thought experiment.

The spectacular and eerie moss-covered grave site of 19th-century Belgian merchant.

In the heart of Luxembourg's "little Switzerland" weaves a breathtaking natural sandstone canyon with a mythological past.

This solitary convex mirror sculpture at an abandoned ferry station at the edge of a fjord reflects the scenery back at the viewer.

Below the altar in Saint-Willibrord Basilica rests the mortal remains of Luxembourg's patron saint.

At night, this memorial illuminates a ghostly outline of a footbridge that connected two sections of the Warsaw Ghetto.

A uniquely preserved neo-Gothic church that is now home to a collection of art and woodcarvings.

A lovely biographical museum in the artist's home of 24 years.

This 24-hour vending machine serves up homemade treats inspired by the local Japanese snow monkeys.

Order bagels and lox from an iconic Jewish delicatessen with nearly a century of history behind it.

Feast on Middle Eastern mezze from an Israeli expat duo.