The Interstate Highway standards for the U.S. Interstate Highway System uses a 12-foot (3.7 m) standard for lane width, while narrower lanes are used on lower classification roads. In Europe, as laws and road width vary by country, the minimum widths of lanes is generally between 2.5 to 3.25 metres (8.2 to 10.7 ft).
Weather | Natural Extremes | Air Quality | Environmental Watch | Zip Codes | Government. Las Vegas is located in south Nevada. Las Vegas is part of Clark County. Las Vegas has 135.81 square miles of land area and 0.05 square miles of water area.
For other places with the same name, see Las Vegas (disambiguation). Las Vegas is the largest city in the U.S. state of Nevada. Nicknamed the Entertainment Capital of the World, it is situated in the Mojave Desert of Southern Nevada. The city features many mega-hotel/casino complexes decorated with lavish care and attention to detail creating a fantasy-like environment.