CHILE, Concepción : Passers-by observe the remains of a destroyed building in Concepcion on February 28, 2010, a day after a huge 8.8-magnitude earthquake rocked Chile early morning, killing at least 700 people. The South American nation has been hit by numerous aftershocks, some reaching over 6 points on the Richter scale, as well as heavy damages in coastal towns resulting from subsequent tsunamis.