Tables of secondhand books fill the inner courtyard of this 17th-century stock exchange.

Explore more than 130,000 new and used books in the "world's largest outdoor bookstore."

This might just be the TARDIS of bookstores.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

Hidden just under the waters around this Turkish island are the ruins of a once great city.

More than half of this Indian palace is drowned but it looks all the more spectacular for it.

Once standing on solid ground, this slender beacon is a victim of the very shoreline it was charged with announcing.

The sunken structure looks like the victim of a catastrophic flood.

This crumbling folly looks like an enchanted left over from Middle Earth.

The English bed-and-breakfast believed to have inspired Emily Brontë's novel "Wuthering Heights."

This iconic Peak District ridge was once one of the busiest roads in medieval Britain.

A miniature village mimics the surrounding buildings so well it includes itself.

This magical-looking island is notorious for the misfortunes suffered by its owners.

An impressive bridge over a ravine also served as an aqueduct.

A futuristic climate change study is nestled deep within this public land.

This clifftop arch is a natural stunner.

Venice's "Island of the Mad."

This community on a small Venetian island has taken to painting their houses in bright neon hues.

Five candy-colored villages on the Italian Riviera.

Step into Monet's world at this fine-dining restaurant in the middle of a New Jersey sculpture park.

This bridge later moonlighted as a local jail.

The oldest covered railroad bridge still standing in the United States.

The world-record holder for the longest bridge stretching continuously over water.

This abandoned island off the Venetian coast has been a radical monastery, a political prison, and a secret Nazi base.