Champlain Valley southward into the Valley of Vermont. The Vermont Lowlands are primarily underlain by sedimentary rocks, especially limestone and shale, though metamorphic rocks such as marble and slate are also present. Lake Champlain is situated in the Champlain Valley between the Green Mountains of Vermont and the Adirondack Mountains of New York, drained northward by the Richelieu River into the St. Lawrence River at Sorel-Tracy, Quebec (northeast of Montreal). Major tributaries of Lake Champlain include Otter Creek and the Winooski, Missisquoi, and Lamoille rivers in Vermont, and the Ausable, Chazy, Boquet, and Saranac rivers in New York. Lake Champlain also receives
New York Mountains New York Mountains The New York Mountains are a small mountain range found in northeastern San Bernardino County in California, USA. The range's northeastern area lies in southeastern Nevada. The range lies just south of the small community of Ivanpah, and north of the Lanfair Valley. The mountains are part of the mountain ranges, cones, mountains, and landforms in the Mojave National Preserve. The mountains reach an elevation of , and run in a mostly southwest-northeasterly direction between the Providence Mountains and the McCullough Range approximately five miles into Nevada and border the northwest corner of the Piute Valley of