Step back in time and witness the fall of Constantinople.

The largest 19th century panorama in the world still in-situ.

Most prolific publishing house in the 1600s open to the public.

A little sculpture with a large wardrobe.

Climb inside an iron crystal magnified 165 billion times its normal size.

Old batteries and frog skeletons reside in this lakeside monument to Alessandro Volta.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

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

A shrine built to combat the bad karma of a commercial venture.

France's most famous cemetery, with some of its most curious tombs.

A 18th century graveyard and its astonishing cortege of macabre iconography.

Terrifically morbid cemetary and site of famous Paracelsus' grave.

The largest collection of handbags in the world, the oldest of which were used to carry Bibles, primarily by men.

This 1920s Amsterdam neighborhood was built as a giant experiment in concrete construction.

A beautifully eclectic mix of architectural styles.

Established in 1638 to battle the Black Death, this botanical garden is a treasure trove of rare flora.

Cold war icon and onetime "hole" in the iron curtain.

Metro station with a claim to rock n' roll fame.

A celebration of capitalism in Midtown.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

Two stunning 17th-century libraries and a cabinet of curiosities.

A mocking tribute to the past and modern leadership of Prague.