devils tower national monument teriminin İngilizce İngilizce sözlükte anlamı
National preserve, northeastern Wyoming, U.S. The first U.S. national monument, it was established in 1906 near the Belle Fourche River. It includes 1,347 acres (545 hectares) and features a natural rock tower, the remnant of a volcanic intrusion now exposed by erosion. The tower has a flat top and is 865 ft (264 m) high