Five sultans and their families rest in eternal splendor, teeming with overlooked beauty and drama.

This massive library holds what was once the largest book collection in the world.

This gorgeous reading room houses the oldest and largest art history library in the Netherlands.

Huge masonic hall in Philadelphia with lavishly themed rooms.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

Fittingly, America's museum of architecture is itself a magnificently designed old building.

Step back into the glory days of Florida's nascent tourism industry at this Gilded Age palace.

A stellar example of Art & Crafts architecture, and a movie set to boot.

The American Home, Re-imagined.

The only royal palace on U.S. soil has been a territorial capitol, a military headquarters, and a prison for a queen.

Stone slabs along the coast warn of Japan's tsunami-ravaged past, often marking the highest point of a wave's reach.

A sculpture that resurrected the only tree standing following the devastating 2011 tsunami.

Thirty architectural gems from the 19th- and early 20th-century Tokyo were restored and relocated to this space.

A disconnected rotary phone for "calling" lost loved ones offered a unique way of dealing with grief in disaster-stricken Japan.

A Japanese corporation has turned this small island town into living modern art gallery.

Enormous underground chamber built to detect 'ghost particles' of the universe.

The world's largest drain sits below the city of Kasukabe, Japan.

One of Japan's most famous sights, the bridge was originally built in 1673.

Every color in the rainbow awaits.

This neighborhood thoroughfare is haunted by dozens of homemade monsters.

Japanese island famous for poison gas and fluffy bunnies.

A Japanese concept restaurant that feels like a party thrown by the monsters in your closet.

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

An exquisite tunnel of cascading flowers.