Las Vegas, United States

Perhaps the earliest visitors to the Las Vegas, US area were nomadic Paleo-Indians, who traveled here 10000 years ago, leaving behind petroglyphs. Anasazi and Paiute tribes followed at least 2000 years ago.

A young Mexican scout named Rafael Rivera is credited as the first non Native American to encounter the valley, in 1829. Traders Antonio Armijo led a 60 man party along the Spanish Trails to Los Angeles, California in 1829. The area was named Las Vegas, which is Spanish for ''the meadows'', as it featured abundant wild grasses , as well as desert spring waters for westward travelers. The year 1844 marked the arrival of John C. Fremont, whose writings helped lure pioneers to the area. Downtown Las Vegas Fremont Street is named after him.

Eleven years later members of the LDS Church chose Las Vegas as the site to build a fort halfway between Salt Lake City and Los Angeles. where they would travel to gather supplies. The fort was abandoned several years afterward. The remainder of this Old Morman Fort can still be seen at the intersection of Los Vegas Boulevard and Washington Avenue. Las Vegas was founded as a city in 1905, when 110 acres of land adjacent of the Union Pacific Railroad tracks were auctioned in what would become the downtown area. In 1911, Las Vegas was incorporated as a city.

1931 was a pivotal year for Las Vegas. At that time, Nevada legalized casino gambling and reduced residency requirement for divorce to six weeks. This year also witnessed the beginning of construction on nearby Hoover Dam. The influx of construction workers and their families helped Las Vegas avoid economic calamity during the Great Depression. The construction work was completed in 1935.

In 1941, the Las Vegas Army Corps Gunnery Schools was established. Currently known as Nell's Air Force Base, it is home to the aerobatic team called the Thunderbird's. Following World War II, lavishly decorated hotels gambling casinos and big name entertainment became synonymous with Las Vegas. The 1950's saw the opening of the Moulin Rouge, the racially integrated casino hotel in Las Vegas.

In 1951, Nuclear Weapons began at the Nevada Test Site, 65 miles northwest of Los Vegas. City residents and visitors were able to witness the mushroom clouds until 1963 when the limited Test Ban Treaty required that nuclear tests be moved underground. The iconic welcome to Las Vegas sign, which was never located in the city, was created in 1959 by Betty Willis, who never copyrighted it. During the 1960's corporations and business powerhouses such as Howard Hughes were building and buying hotel casino properties. Gambling was referred to as ''Gaming'', which transitioned into legitimate business.

 In 1989, entrepreneur Steve Wynn changed the face of the Las Vegas gaming industry by opening up The Mirage, the Las Vegas Strip's first mega casino resort. The year 1995 marked the opening of the Fremont Street Experience in Las Vegas downtown area. This canopied, five-block area features 12.5 million LED lights and 550000 watts of sounds from dusk until midnight during shows held on the top of each hour. Due to years of revitalization efforts, 2012 was dubbed ''The Year Of Downtown''. Hundreds of millions of dollars worth of projects made their debut at this time. They included The Smith Center for the Performing Arts and Discovery Children's Museum, the Mob Museum, the Neon Museum, a new City Hall complex and renovations for a new Zappos corporate headquarters in the old city Hall building.