Lava cascades down the slopes of Mayon volcano as seen from Legazpi City, Albay Province in the Bicol region of the Philippines, December 18, 2009. A 24-hour curfew were enforced on the danger zone around Mayon Volcano 360 kilometers southeast of Manila. More than 33,000 of about 47,000 people have been evacuated from the zone this week. [Xinhua]