Brooks Mountain Brooks Mountain Brooks Mountain is the highest peak in the York Mountains range on the Seward Peninsula in the U.S. state of Alaska. It is located in the central part of the Teller Quadrangle, about east of Cape Prince of Wales. It has an elevation of . It has tin ore deposits, and high-grade uranium has also been found in the form of zeunerite. Brooks Mountain is an extension of the York Mountain Range and is its highest peak. The York Mountains range forms the watershed divide between north flowing rivers which flow into the Arctic Ocean and the streams
Island Mountain Mountain range which covers an area from Mendocino County into Trinity County. The highest point of this range, and its official centroid, is a benchmark called "South Peak" on the unnamed tallest point which is in Mendocino County. Island Mountain in Trinity County was named by settlers in the 1850s because it is nearly isolated by water from two creeks and the Eel River. Due to the resistance of the rock to erosion, the Eel River makes an abrupt "S" curve around Island Mountain in its otherwise north-northwesterly flow between the California Coast Ranges. It was noted as "Island Peak"