India, Feb. 5 -- Thousands of people fled the Greek island of Santorini by sea and air for a third day on Tuesday, as more earthquakes shook the top travel destination. Some 750 earthquakes have shaken the island and the surrounding 1,000 square kilometres since January 24, according to Greek monitors. Some 7,000 people have left the island, known for its spectacular cliffside views and dormant volcano, which has been hit by hundreds of tremors since last week, officials said. One quake of 4.9 magnitude hit early Tuesday and hours later was followed by a 5.0-magnitude tremor. Experts say the region has not experienced seismic activity on this scale since records began in 1964.P11...