It rose from the sea: The small island that appeared off the coast of Pakistan on Tuesday after an earthquake shook the region. Government of Pakistan/EPA/Landov hide caption

A U.S. Geological Survey map showing the location of Tuesday's earthquake in Pakistan. USGS.gov hide caption

A July photo shows houses that have emerged from Tangjiashan Barrier Lake in Xuanping Township, in southwest China's Sichuan Province. Liu Huawei /Xinhua /Landov hide caption

Rescuers clear debris Monday in China's Gansu province, where dozens of people were killed when earthquakes struck the region. Guo Gang /Xinhua/Landov hide caption

A rescuer carries a child to safety after she was pulled out of her collapsed home after an earthquake hit Ya'an City in southwest China's Sichuan province on Saturday. AFP/Getty Images hide caption

Two police officers in Mirandola try to comfort a woman after today's earthquake in Northern Italy. Pierre Teyssot /AFP/Getty Images hide caption

Many people went into the streets after the strong quake rocked Mexico City. Ronaldo Schemidt/AFP/Getty Images hide caption

In Joplin today: Some of the destruction. Joe Raedle/Getty Images hide caption