This fortress played a key role in the battle that would ultimately give rise to the Maratha Empire.

Hidden beneath a beautiful overlook you’ll find the history of the city depicted in comic strip format next to a pay toilet.

Located in the thermoelectric factory that once powered the entire city, this Portuguese museum is shockingly fascinating.

One of the smallest bookstores on the planet.

The best place in the world to buy tinned fish.

One of three official copies of Marcel Duchamp's enigmatic masterpiece is on display in an obscure Tokyo museum.

For hundreds of years, participants in this Japanese festival have been making babies cry to ward off demons.

The bartenders at this crime-fighting theme cafe are actual private detectives by day.

Not quite the menace it once was, this monster still has some chops.

Tokyo’s only Vaudeville-cuckoo clock–steampunk-Victorian curio cabinet time piece.

Cabaret where the show girls are all androids, and the patrons couldn't be more pleased.

A magical place that lets you play in and explore the world of Studio Ghibli.

An extraordinary mix of Phoenician, Roman, early Christian, and Byzantine ruins beautifully set overlooking the Mediterranean.

Europe's largest collection of matchbox designs is a fascinating exploration of the cultural history of the world.

Rainwater transformed this old quarry into a peaceful pond you won't find in most tourist books.

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

Portugal’s highest lighthouse has one of the most impressive focal planes in the world.

Men in rubber-soled boots serve as your "brakes" on this toboggan ride Hemingway described as "exhilarating."

One of the largest Roman settlements in Portugal.

A perfectly circular lake is formed by the crater of an ancient underwater volcano.

This gaping hole in the middle of a remote mountain lake looks like a portal to another dimension.

An early work of the architect Álvaro Siza Vieira, these swimming pools blend into the beach.

A small Portuguese cottage formed between boulders in the countryside.

An ancient and majestic fortress that played an integral role in Portugal's road to independence.