The festival covers eight million square feet and uses over 1.9 million square feet of ice.

One of the World's Largest Ice and Snow Carnivals Is Underway in China

The 31st Harbin International Ice and Snow Festival runs through February 25

Highclere Castle, home of the Earl of Carnarvon but perhaps more famous for its role as the setting for "Downton Abbey," is opening part of its grounds to overnight guests for the first time this spring.

Soon, You'll Be Able to Spend the Night on the Grounds of Downton Abbey

Beginning February 13, interested parties can book a night (or two) in a lodge one mile from Highclere Castle, made famous by "Downton Abbey"

Edward Ranney, Viscas River Valley, 2001.

Stunning Black-and-White Photos of the Nazca Lines

Edward Ranney's photographs of the famous Nazca Lines show the mysterious geoglyphs from an unusual angle—eye-level

People launch fireworks during the traditional celebrations of Parrandas in Remedios, Cuba, December 25, 2013.

Las Parrandas de Remedios: Bright Lights Shine in Cuba's Oldest Festival

In the days before Christmas, Cuba erupts in a celebration of lights

Volunteers participate in the 2009 Audubon Christmas Bird Count. Now in its 115th year, Audubon touts the event as the largest and longest-running citizen science project in the world.

Top Three Results From a 115-Year-Old Citizen Science Project

The Audubon Christmas Bird Count is touted as the world's longest running citizen science project—so what has it taught us?

A still from Ben Sturgulewski's travel drone video "Solstice."

The Most Beautiful Drone Travel Videos of 2014

2014 was the year of the aerial drone travel video—here are some of the best of the best

7th Place: Butter daisy (Melampodium divaricatum) flower at 2x magnification. Fluorescence. Oleksandr Holovachov, Ekuddsvagen, Sweden.

Some of the Most Beautiful Things in Nature Come in the Tiniest of Packages

The winners of the 2014 Olympus BioScapes Digital Imaging Competition capture a rat brain, the mouthparts of a vampire moth and other small wonders

Experience the magic of the holiday season on a historic train.

Six Historic Trains That Embody the Holiday Spirit

Trains have always been a part of holiday celebrations—so why not hop aboard this season? Here are six seasonally appropriate rides to consider

A Sea of Fog Completely Filled the Grand Canyon

Known as total cloud inversion, the weather phenomenon is quite rare—and spectacular

Handaxe #5 and Blade #9, BC-AD Contemporary Flint Tool Design series, designed by Dov Ganchrow and Ami Drach, 2011

Nearly Two Million Years of Innovation, As Told Through Tools

Cooper Hewitt, the Smithsonian Design Museum, will exhibit 175 objects that range from Paleolithic tools to space-age satellites

Lab-grown beef—it could be dinner.

Five Animal Products Scientists Can Now Grow In a Lab

In early experiments, scientists are growing meat in vitro and bioengineering yeast for dairy

Show Us the Holiday Decorations in Your Neighborhood

What does the holiday season look like in your community? Upload a photo of the best light displays, Christmas trees, menorahs and other festive scenes

German-American game developer Ralph Baer, in 2009, showing the prototype of the first games console.

Remembering the "Father of Video Games," Innovator Ralph Baer

The lab, where the inventor of the video game and the electronic game Simon, goes on view at the American History Museum next summer

Lts. Frank Ballou and Samuel Peterson test out a new metal bulletproof shield. The shield's inventor, Elliot Wisbrod, is the man holding it.

Up-Close and Personal With Chicago's Most Infamous Criminals

"Gangsters & Grifters," a book by the Chicago Tribune, recalls a time when photographers had unprecedented access to the world of crime

Abandoned pool in Pripyat.

Haunting Drone Footage of Chernobyl Town

"Postcards from Pripyat, Chernobyl" shows a drone's-eye view of the city nearly three decades after nuclear disaster

The T5 Gallery located inside London's Heathrow Airport.

Stuck at the Airport? Why Not Take In an Art Exhibit

A missed connection or delayed arrival doesn't have to ruin your time at the airport, especially if your airport has an art show

Belz Factory Outlet Mall, an abandoned shopping mall in Allen, Texas, United States.

The Death And Rebirth of the American Mall

Malls are dying—but a dead mall gives a community the chance to rebuild something that might have been doomed to begin with

The Lennon Wall, a public art landmark in Prague. This picture was taken in 2010, and shows the wall before it was painted almost completely white on November 17, 2014.

Prague's Famous John Lennon Wall: Is It Over, or Reborn?

Art students painted over the famous landmark to make space for the next generation of artists—and people are already festooning the wall with new graffiti

National Museum of Natural History physical anthropologists Lucille St. Hoyme, J. Lawrence Angel and Thomas Dale Stewart hold Hans Langseth's beard upon its arrival to the Smithsonian in 1967.

The World's Longest Beard Is One Of The Smithsonian's Strangest Artifacts

Kept in storage at the National Museum of Natural History, the world's longest beard measures over 17 feet in length

The earliest surviving photograph, taken in 1826 or 1827, titled View from the Window at Le Gras.

Where to See the Oldest Artifacts in the World

From a royal soccer ball to a very old book, see humanity's history of innovation in ten amazing everyday objects

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