Woman wearing the mask rides through an alley near the Bell Tower during severe pollution on February 3, 2013 in Beijing, China. Houhai Lake is a...
Man wearing the mask walks through an alley near the Bell Tower during severe pollution on February 3, 2013 in Beijing, China. Houhai Lake is a...
Man wearing the mask walks through an alley near the Bell Tower during severe pollution on February 3, 2013 in Beijing, China. Houhai Lake is a...
Man walks on the frozen Houhai Lake during severe pollution on February 3, 2013 in Beijing, China. Houhai Lake is a popular place for winter sport...
Tourists ride on specially constructed "ice-chairs" on the frozen Houhai Lake during severe pollution on February 3, 2013 in Beijing, China. Houhai...
Tourists ride on specially constructed "ice-chairs" on the frozen Houhai Lake during severe pollution on February 3, 2013 in Beijing, China. Houhai...
Tourists ride on specially constructed "ice-chairs" on the frozen Houhai Lake during severe pollution on February 3, 2013 in Beijing, China. Houhai...
Heart-shaped balloon is seen in front of Drum Tower at Houhai Lake during severe pollution on February 3, 2013 in Beijing, China. Houhai Lake is a...
Tourists ride on specially constructed "ice-chairs" on the frozen Houhai Lake during severe pollution on February 3, 2013 in Beijing, China. Houhai...
Tourists ride on specially constructed "ice-chairs" on the frozen Houhai Lake during severe pollution on February 3, 2013 in Beijing, China. Houhai...
Heart-shaped balloon is seen in front of Drum Tower at Houhai Lake during severe pollution on February 3, 2013 in Beijing, China. Houhai Lake is a...
Tourists ride on specially constructed "ice-chairs" on the frozen Houhai Lake during severe pollution on February 3, 2013 in Beijing, China. Houhai...
Tourists ride on specially constructed "ice-chairs" on the frozen Houhai Lake during severe pollution on February 3, 2013 in Beijing, China. Houhai...
Tourists wearing the masks ride on specially constructed "ice-chairs" on the frozen Houhai Lake during severe pollution on February 3, 2013 in...
Tourist wearing the mask rides on specially constructed "ice-chairs" on the frozen Houhai Lake during severe pollution on February 3, 2013 in...
Tourists ride on specially constructed "ice-bicycle" on the frozen Houhai Lake during severe pollution on February 3, 2013 in Beijing, China. Houhai...
Man rides on specially constructed "ice-bicycle" on the frozen Houhai Lake during severe pollution on February 3, 2013 in Beijing, China. Houhai Lake...
Tourists ride on specially constructed "ice-chairs" on the frozen Houhai Lake during severe pollution on February 3, 2013 in Beijing, China. Houhai...
Man and his son ride on specially constructed "ice-chairs" on the frozen Houhai Lake during severe pollution on February 3, 2013 in Beijing, China....
Tourists ride on specially constructed "ice-chairs" on the frozen Houhai Lake during severe pollution on February 3, 2013 in Beijing, China. Houhai...
Tourists ride on specially constructed "ice-chairs" on the frozen Houhai Lake during severe pollution on February 3, 2013 in Beijing, China. Houhai...
Little girl drives a robot rickshaw on the frozen Houhai Lake during severe pollution on February 3, 2013 in Beijing, China. Houhai Lake is a popular...
Little girl drives a robot rickshaw on the frozen Houhai Lake during severe pollution on February 3, 2013 in Beijing, China. Houhai Lake is a popular...