L. Frank Baum wrote part of the "Wizard of Oz" series in this wooden Victorian beach resort.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

This historic hotel invented the chocolate brownie.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

Granting the right of way to ships over surface traffic since 1917.

A museum dedicated to the history and exploration of both popular music and science fiction.

A 56-foot tall statue of the god of fire looks out over Birmingham, Alabama.

Once one of the largest producers of pig iron in the world.

A chessmaster's dream destination.

This smily stone feline is meant to represent a mythical lion that almost destroyed the island of Kea.

Replicas of Apollo's leonine stone guard cats still line a sacred row in Greece.

Giant marble phalluses on the sacred island of antiquity.

Traveling this mountain pass reveals quaint stone buildings, stunning Irish scenery, and a bridge said to grant wishes.

Ireland's most remarkable collection of these curious cone-shaped houses is worth the buzz.

This ancient Irish tower could easily have stood in for Rapunzel's prison.

The ancient tomb acts as a calendar that keeps perfect time.

This Neolithic passage tomb forms part of a World Heritage Site.

An imperial fortress city that incorporated cultural elements from the entire Mughal empire, only to be abandoned the year it was finished.

This lavish estate recalls the opulent history of Calcutta.

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

The world's second largest single-dish radio telescope, once used to contact E.T.

The world's brightest bioluminescent bay.

Rumored to be the famed pirate's lookout tower, this historic stone structure is now just watching for tourists.

This huge pile of volcanic boulders hides a stunning network of secret grottoes.