THE CHOCOLATE HILLS OF BOHOL, PHILIPPINES The Chocolate Hills ( Cebuano : Mga Bungtod sa Tsokolate , Filipino : Mga Tsokolateng Burol or Mga Burol na Tsokolate ) are a geological formation in the Bohol province of the Philippines . [1] There are at least 1,260 hills, but there may be as many as 1,776 hills spread over an area of more than 50 square kilometers (20 sq mi). [2] They are covered in green grass that turns into a chocolate-like brown during the dry season, hence the name. They are featured in the provincial flag and seal to symbolize the abundance of natural attractions in the province. [3] They are in the Philippine Tourism Authority's list of tourist destinations in the Philippines; [4] they have been declared the country's third National Geological Monument and proposed for inclusion in the UNESCO World Heritage List.