Cordillera Central (Luzon) Sierra Madre Mountains, the longest mountain range in the country, through the Caraballo Mountains in Nueva Vizcaya province. During Spanish colonial period, the whole range was called "Nueva Provincia", (New Province). The Cordillera Central is the highest mountain range in the Philippines. It comprises about 1/6 of the whole Luzon island with a total area of . The highest mountain in the range, Mount Pulag, is also the highest mountain on Luzon Island at . It is officially the third highest mountain in the country after Mount Dulang-dulang and Mount Apo on Mindanao Island, the second largest island of the
Mount Greylock State Reservation offers overnight accommodations and meals during non-winter months. The reservation's of trails for hiking, mountain biking, back-country skiing, snowshoeing and snowmobiling include an section of the Appalachian National Scenic Trail and the historic Thunderbolt Ski Trail. Primitive camping is available for backpackers at either the Mount Greylock Campground or remote trailside backpacker shelters, all of which are only accessible by foot. Hunting is permitted in season. Mount Greylock State Reservation Mount Greylock State Reservation is public recreation and nature preservation area on and around Mount Greylock, the highest point in the state of Massachusetts. The park covers some in the