Mount Dulang-dulang Mount Dulang-dulang Mount Dulang-dulang, dubbed by Filipino mountaineers as "D2", is the highest elevation peak in the Kitanglad Mountain Range, located in the north central portion of the province of Bukidnon in the island of Mindanao. It is the second highest mountain of the Philippines at above sea level, second only to Mount Apo of Davao at and slightly higher than Mount Pulag of Luzon, the third highest at . The mountain is regarded by the Talaandig tribe of Lantapan as a sacred place. It is also within the ancestral domain of the tribe. Mount Dulang-dulang, similar to other peaks
APO Hiking Society sang all of the APO Favorites and all songs from their past releases. On February 7, 2009, The Apo performed in the Open Air FTI Complex in Taguig. The free concert was sponsored in cooperation with the Taguig City hall. One month later, the Eraserheads had their Final Set Concert. On November 17, 2009, the Apo Hiking Society marked their 40th anniversary with a big concert at the SM North EDSA Skydome. It was called "APO Kayang-Kaya Pa". This was originally scheduled on September 26 but was rescheduled due to the Typhoon "Ondoy" ("Ketsana"). Last December 16, 2009, the APO