After the owner of this Art Nouveau home died, it was turned into a museum displaying a lifetime dedicated to art.

Little-known artist couple chose a former silk factory as the location for a museum dedicated to their work and other avant-garde art.

A museum dedicated to one of Paris’s most famous residents, tucked into a corner of one of the city’s most famous squares.

This lesser-known Frank Gehry building houses a treasure trove of cinema history.

This little-known national museum houses over 40,000 works of art from across the world.

This unique architectural wonder is also tied to one of the 20th-century's most renowned writers.

In the Monastery of São Vicente resides a gallery devoted to a breathtaking collection of seashells.