Albay, officially the Province of Albay, is a province in the Bicol Region of the Philippines, mostly on the southeastern part of the island of Luzon. Its capital (and largest city) is the city of Legazpi, the regional center of the whole Bicol Region, which is located in the southern foothill of Mayon Volcano. The province was added to the UNESCO World Network of Biosphere Reserves in March 2016.