Travelers walk through the terminal at the Ronald Reagan Washington National Airport as the holiday travel season begins. Alex Brandon/AP
President Obama pardons 'Apple,' the National Thanksgiving turkey, during a ceremony in the White House Rose Garden in Washington D.C. National Turkey Federation Chairman Yubert Envia (l.) and first daughters, Sasha (second from r.), and Malia watch. Susan Walsh/AP
Evelyn Gillan (r.) who is flying to Dallas, kisses her son-in-law Doug Ranger at Los Angeles International Airport. Jae C. Hong/AP
Ultra-Orthodox Jewish men blow the shofar, a musical instrument used in Jewish religious ceremonies made from the horn of a ram, ahead of a special prayer for rain, on a boat in the Sea of Galilee, northern Israel. Bernat Armangue/AP
A South Korean resident walks near houses destroyed by North Korea's shelling of Yeonpyeong island, South Korea. North and South Korea exchanged artillery fire Tuesday after the North shelled the island near their disputed sea border, killing at least two South Korean marines, setting dozens of buildings ablaze, and sending civilians fleeing for shelter. Yonhap/AP
A Sikh devotee performs the gatka, a traditional Sikh martial art form, during a procession to mark the martyrdom of the ninth Sikh Guru Tegh Bahadur in New Delhi, India. Kevin Frayer/AP
A Gypsy student attends a lecture at a makeshift school in Sulaymaniyah, northeast of Baghdad, Iraq. More than 100 students registered at the first elementary school that opened at a Gypsy camp on Tuesday in Iraqi Kurdistan, a regional government source said. Jamal Penjweny/Reuters
Palestinian Omar Salahat from the West Bank village of al-Badhan, near Nablus, weaves a reed basket to sell in the market in his village. Abed Omar Qusini/Reuters
A sailor gets through a hatch onboard 'Zaporozhye' a military diesel electric submarine, docking at Ukraine's Black Sea port of Sevastopol. The submarine, which is the only one possessed by Ukrainian Navy, will come into commission in 2011 after a long technical maintenance, according to local media. Reuters
Andalusian horsemen wait with a horse before competing in a morphological contest during the Salon Internacional del Caballo (SICAB) horse fair in Seville. The show runs until Nov. 28 and is dedicated exclusively to Spanish thoroughbreds. Marcelo del Pozo/Reuters
An Afghan Army soldier (c.) attached to the First Battalion, 502nd Infantry Regiment, 101st Airborne Division, provides security during a foot patrol in West Now Ruzi village, Panjwai District, in Afghanistan's Kandahar province. Alexander Zemlianichenko/AP
Contestants take part in a professional all-Russian ballet contest, part of the first 'Ballet XXI century' forum, held in the Siberian city of Krasnoyarsk. Forty young actors from opera and ballet theaters and graduates of choreographic colleges from Russian cities participated in a one-week forum, dedicated to the 100th anniversary of a well-known Russian ballerina Galina Ulanova. Ilya Naymushin/Reuters
Snow covers the gates at the entrance to the Balmoral estate at Crathie, in Scotland. Russell Cheyne/Reuters
Hundreds of people gather at the Christmas Market that was officially opened with the lighting of the Christmas tree in Frankfurt, Germany. Michael Probst/AP
The government intends to combine three separate regions of Sanjiangyuan to create China’s first national park, setting aside an area the size of Pennsylvania. China is also working to set up a series of other trial national parks around the country.
More than 2,700 miles before the Mekong River drains into the South China Sea, before it winds past the ancient Khmer temple of Vat Phou and the poppy fields of the Golden Triangle, it begins on the Tibetan Plateau in western China. Tibetan Buddhists believe the spiritual source of the river is an alpine lake called Zaxiqiwa. Scientists have argued for decades over the river’s geographical origin. Not one of them doubts that it trickles down from a glacier high in the serrated mountains. The question is which one.