The district between Tjörnes mountains in the west and Jökulsá ( Glacier river ) in the east is known as Kelduhverfi, Kópasker is the town of the community. The public service of the community is at Kópasker, the police, health care, a pharmacy, a bank, transportation centre etc. There is a guesthouse, campsite and folk museum, restaurant, snack bars and a garage. The Kelduhverfi is at the north side a district mostly of sand and marshy ground. To the south there are mainly heaths with beech thickets, heather and lava undergrowth. There are many streams, which come up under the lava fields and they give the district its name. Keldur means quagmire. Jökulsá runs to the sea in Öxafjörður. It falls into one of the deepest and most terrifying gorges in Iceland, Jökulsárgljúfur. The area west of the river was made into a National Park in 1973. The main features of the National Park are Ásbyrgi an enclosed mountain area at the edge of the heath. Hljóðaklettar an ancient infrastructure formed when the glacial river washed away lava spewed out by volcanoes, Hólmatungur, Dettifoss and Gjástykki all famous sights.