This flagship of the Mexican Navy has had a bumpy second life after being retired from service.

Space-age monument to an early 20th-century uprising.

This 3,800-year-old site contains markers used to study the movement of the sun and moon and create a lunar calendar.

A solar-powered primary school inspires hope and experimentation in a country ripe for energy innovation.

This fortress dates back to the 6th century and is also the site of a controversial abandoned restoration project.

Stone pillars and a petrified wedding party in the hills of North Macedonia.

See how paper's made the old-fashioned way.

This restaurant combines two Finnish traditions in one place: warm-weather relaxation and outdoor carpet-cleaning.

This abandoned villa of makeshift buildings was once the home of dancer Elis Sinistö.

A subterranean house of worship carved right out of the bedrock.

This building featuring Brutalist architecture has a rich media production history.

A small island dotted with old, historic Finnish buildings.

The storefront of a ramshackle Parisian puppet theater.

Antique cinematography artifacts fill this museum dedicated to the inventors of the moving picture.

Artist's eccentric property excessively decorated with found objects and work of his own.

This massive blockhead sculpture hides an entire library.

An Orthodox church built by the Royal Family for the Russian community exiled to the French Riviera.

A place to see how French aristocrats lived in the early 1900s.

Auguste Maïcon, a pioneer in French aviation, was born in this house in 1891.

A medieval military street hidden beneath a charming French fishing village.

This modern museum of Mediterranean culture is surrounded by a surreal concrete honeycomb.

This garden houses the remains of the ancient Greek port of Marseille.

Longest canal tunnel in the world, abandoned in the 1960s.

This salt marsh in Southern France is as pink as the flamingos that inhabit it.