New York, New York
Citigroup Center Stilts
If it hadn't been caught in time, a flaw in the design of this Manhattan skyscraper could have led to its collapse.
Places I want to go
Places on this traveler's wishlist.
New York, New York
If it hadn't been caught in time, a flaw in the design of this Manhattan skyscraper could have led to its collapse.
Grand Canyon Village, Arizona
This Native American settlement dates back to the Pueblo II period.
Lake George, New York
Of all the unique artifacts inside this library, a mummified hand stands out among the others.
Morristown, Tennessee
All that's left of the quintessential "cabin in the woods."
Moapa, Nevada
A hidden slot canyon in the southern Nevada desert makes an unexpected oasis and scenic hike.
Camdenton, Missouri
European castle ruins in an American state park are actually the product of death and grief.
Brooklyn, New York
This unusual apartment building may be Brooklyn's own version of the Leaning Tower of Pisa.
Hurricane, Utah
A tunnel with windows, so you don't miss out on the impressive views.
Alexandria, Virginia
Long buried under the 20th-century landscape, this lift lock of the Alexandria Canal is the lone remnant of an ambitious early American transportation project.
Quincy, Florida
How Quincy, Florida became the richest town per capita due to one man's shrewd business acumen and taste for fizzy drinks.
Cedar Creek, Texas
The world's largest squirrel statue clutches a pecan bigger than your head.
Hong Kong
This hulking behemoth is actually five interconnected towers built in the 1960s.
Houston, Texas
A taste of Middle Earth, in the middle of the Bayou City.
Roswell, New Mexico
Hidden in the New Mexico desert southeast of Roswell, nine small deep lakes formed inside sinkholes.
Peoria, Illinois
A massive bur oak tree believed to be some 500 years old is the centerpiece of this quiet urban greenspace.
Dunmore, Scotland
A once extravagant mansion, now reduced to ruin.
Worcester, Massachusetts
A grave surprise in the downtown area of New England's second-largest city.
Smithfield, Pennsylvania
A miniature golf course crafted inside the world's largest simulated cave.
Ohiopyle, Pennsylvania
The house that Frank Lloyd Wright "(shook) out of his sleeve at will" at the age of 86.
Farmington, Pennsylvania
This historic furnace was once used to produce cannonballs during the Civil War.
Farmington, Pennsylvania
The site of the little-known Pennsylvania battle that sparked the Seven Years' War.
Faroe Islands
The largest lake in the Faroe Islands seems to be held hundreds of feet above sea level thanks to an optical illusion.
Brooklyn, New York
This otherwise innocuous bodega was once the headquarters of the most feared assassin's guild in American history.
Bronx, New York
The famous author's cottage hideaway.