Doris Duke's lasting collection of Islamic Art, hidden in a Hawaiian paradise.

What remains of the summer palace of King Kamehameha III.

Race through the maze, get your name on the sign.

The island of Lanai in Hawai'i is a paradise for cats and cat lovers.

A chance to sleep among the firs and pines of the Oregon forest.

Stripes of flowers bloom each spring in a 50 acre rainbow of color.

Once in a state of dilapidation, this candy-inspired fortress is now being revived.

This candy-colored storybook village originated as a 19th-century Methodist campground.

An eccentric home stands out in an otherwise average neighborhood with mosaics, mini topiaries, and kinetic sculpture.

Plenty of old carney magic still haunts this photogenic amusement park.

An abandoned hotel in the highlands of Bali is shrouded in stories of ghosts, curses, and corruption.

A creepy, deserted mock Arabian village can be found in the middle of the Qatari desert.

The abandoned "Ghost Mansion" was left to decay in the mountains of Northern Italy.

This abandoned fishing settlement may well be the greenest village in the world.

An abandoned outdoor movie theater in the Sinai desert.

A desert ghost town—occupied for only 12 years—was once home to more than 500 silver mines.

Frida Kahlo's childhood home, now a museum of her life and works.

It's not hard to see why the historic Peabody Conservatory of Music's library has been described as a "cathedral of books."

20,000 pieces in a Frank Gehry-designed building.

An airy Art Deco space devoted to the weird and wonderful folk art traditions of Mexico.

The watery grave of an impractical idea.

A bunker "with enough U.S. currency to replenish the cash supply east of the Mississippi" in the event of nuclear war now protects nitrate film.

A logging-themed roadside restaurant surrounded by museum-quality machinery and artifacts from the industry's heyday.

A ghost town at the airport is now a refuge for blue butterflies.