Tower with a double-helix spiral, adorned with letters of the Georgian alphabet.

This beautifully historic Bahrain fortress might not be the most popular attraction around, but that might make it all the better.

This indoor ski resort has a mountain contained inside a mall.

Ancient and modern architecture are joined in Louis Kahn's monument to democracy.

The shipyards along the outskirts of the Bangladesh capital are a flurry dangerous boat breaking and rebuilding.

One of Australia's famed "Big Things," this giant fruit was once stolen as part of a publicity stunt.

A giant Australian fruit and tropical farm.

Three-story concrete ram with a permanent gift shop.

Nine limestone rock stacks on Australia's "Shipwreck Coast."

A museum in the former home of Marxist revolutionary Leon Trotsky.

The stoutest tree in the world.

Commercial airplanes land mere feet over the heads of sunbathing beachgoers on this tiny island.

The first declared National Monument in the United States.

This beautiful ancient site is dotted with perforated sandstone pillars considered sacred by some Native American groups.

A fitting attraction for the corn capital of the world.

This historic railway museum may have lost its passengers but not its love for trains.

A modern addition to the Greenpoint skyline.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

Beautiful mosaics cover the first stations opened on New York City's newest subway line.

Mysterious 500-year-old tapestries depict a unicorn hunt.

This once-grand marvel of engineering is now 41 miles of scenic hiking trail.

Reclaimed by nature, the ruins of Doodletown, New York are remnants of a town consumed by a state park.

The palatial McDonald's that inspired Wesley Willis.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.