Visitors walk around massive ice sculptures during the opening of the 27th Harbin International Ice and Snow Festival in Harbin, northern Heilongjiang province, China, on Jan. 5. The festival is an annual event featuring hundreds of activities related to snow and ice in the field of tourism, art, sports, trade and culture.
A man walks in a pagoda ice structure in a park near the Harbin festival on Jan. 7. The annual event attracts tourists from China and overseas as they brave sub-zero temperatures to see giant ice and snow sculptures.
Couples take their vows on Jan. 6 during a mass wedding on the sidelines of the festival. Eighteen couples from six countries -- Canada, China, Japan, Russia, U.S. and Vietnam -- tied the knot amid the massive snow sculptures of the festival.
A newlywed couple throws a bouquet for a photo after the mass wedding.
Spectators watch fireworks explode over ice sculptures at the official opening of the Harbin International Ice and Snow festival.
A visitor sits atop a snow sculpture at the official opening of the festival.
The sun sets behind horse-drawn carriages at the Harbin International Ice and Snow Festival on Jan. 4.
Workers put finishing touches on ice sculptures at the Harbin Ice and Snow Festival on Jan. 4. The festival, which lasts for over a month, attracts visitors from all over the world.
Work is completed on a large snow sculpture at the Harbin Ice and Snow Festival on Jan. 4.
Performers march around snow sculptures in Harbin City on Jan. 4.
Finishing touches are put on the an ice castle at the Harbin Ice and Snow Festival on Jan. 4.
Tourists pose for photos in front of snow sculptures at the Harbin International Ice and Snow festival .The annual festival features hundreds of activities related to snow and ice, incorporating tourism, art, sports, trade and cultural events.
Workers hang from a crane as they complete work on an ice castle in Harbin City on Jan. 4.
A performer in a Donald Duck costume takes pictures with her phone at the festival on Jan. 4.
A man takes a photo with a camera phone as he walks past an ice sculpture on Monday, Jan. 3. The Harbin International Ice Festival is one of world's four largest international ice festivals, along with Japan's Sapporo Snow Festival, Canada's Quebec Winter Carnival, and Norway's Ski Festival.