Edition 18 - 2017
Coverage: from the California coast to the Colorado/Kansas border in the east, and from Boise, Idaho in the north to the Mexican border.
Additional maps: Phoenix & Region 1:1,000,000, Phoenix Downtown 1:20,000, San Francisco Bay Area 1:400,000, San Francisco Downtown 1:15,000, Greater Los Angeles 1:225,000, Los Angeles Downtown 1:20,000, Las Vegas - The Strip 1:22,000, Grand Canyon N.P. 1:250,000, USA administrative & time zones.