Shop for books in the New Orleans house where William Faulkner once lived.

A house of courtship where the Jazz Age's most storied lovers got their start.

A collection of oddities including Dr. Kevorkian's suicide device, the Thanatron.

Commemorating the spot where the famous scientist fed his pigeons.

The only visible reminders of an elaborate engineering project that kept the tower from reaching the tipping point.

Sniff the Titan Arum's rotting flesh.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

Tucked away amidst some of the most famous addresses in the world is New York's only fraction of a street.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

Art and armour fill every inch of this rich kid's Italian villa.

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

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

A Pythagorean funhouse that tries, successfully, to prove that math is the coolest thing ever.

Try not to get slimed in Tribeca.

Elevated freight railway turned wildly successful urban park.

This palatial spiral staircase was so unusual the name "snail" was given to the noble family who built it.

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

Local lore holds that Butch Cassidy took an escape route through Red Canyon's sandstone hoodoos after an attempted murder.

Bizarre lunar-like landscape with thousands of large stone "hoodoos."

A hidden garden of stones engraved with scriptures, a Joseph Smith Sphinx, all carved by one man.

A towering tribute to decisiveness stands on the spot where Brigham Young and his followers decided that this must be the place.

Largest man-made excavation on earth!

This demon atop the Notre-Dame de Paris looks utterly bored.

A series of abstract, silly sculptures represent the works of a great modern classical composer.