South West England development because of its environmental importance, which contributes to the region's attractiveness to tourists and residents. Geologically the region is divided into the largely igneous and metamorphic west and sedimentary east, the dividing line slightly to the west of the River Exe. Cornwall and West Devon's landscape is of rocky coastline and high moorland, notably at Bodmin Moor and Dartmoor. These are due to the granite and slate that underlie the area. The highest point of the region is High Willhays, at , on Dartmoor. In North Devon the slates of the west and limestones of the east meet at
Black Pine Mountains High Point Black Pine Mountains High Point Black Pine Mountains High Point, at above sea level is the highest peak in the Black Pine Mountains of Cassia County in southern Idaho. The high point is sometimes referred to as "Black Peak" because of a benchmark on the peak that reads "Black". Black Pine Mountains High Point is located in the north-central part of the range northwest of Snowville, Utah and southeast of Malta in the Black Pine Division of the Minidoka Ranger District of Sawtooth National Forest. Black Pine Mountains High Point is in the watershed of tributaries of the Snake River,