Nevada is officially known as the "Silver State" because of the importance of silver to its history and economy. It is also known as the "Battle Born State", because it achieved statehood during the Civil War (the words "Battle Born" also appear on the state flag); as the "Sagebrush State", for the native plant of the same name; and as the "Sage-hen State".
Lake Tahoe is a large freshwaterlake in the Sierra Nevada mountains of the United States. It is located along the border between California and Nevada, west of Carson City, Nevada. Lake Tahoe is the largest alpine lake in North America. Its depth is 1,645 ft (501 m) making it America's second-deepest, (Crater Lake, in Oregon, being the deepest at 1945 feet (594 m) deep). The lake was formed about 2 million years ago and is a part of the Lake Tahoe Basin with the modern lake being shaped during the Ice Ages. It is known for the clarity of its water and the panorama of surrounding mountains on all sides. The area surrounding the lake is also referred to as Lake Tahoe, or simply Tahoe. Lake Tahoe is a major tourist attraction for both California and Nevada. It is home to a number of ski resorts, summer outdoor recreation, and tourist attractions. Snow and skiing are a significant part of the area's economy and reputation. Highways provide year-round access from Reno, Carson City and Sacramento.