Las Vegas was first established in 1829 by Mexican merchants establishing a trade route to Los Angeles. It wasn't long after the San Pedro, Los Angeles & Salt Lake Railroad was completed in 1905 that the small settlement earned a reputation as "Sin City"... ASSOCIATED PRESS This 1906 picture shows several of the establishments from the city's early days. vintagelasvegas.tumblr.com This 1946 photo shows the iconic Flamingo Hotel under construction in the Vegas desert. Hulton Archive / Getty Images By 1955, hundreds of neon lights began shining on Fremont Street. At the time, gambling was limited in Las Vegas to an area of four square blocks. Frank Worth Archive Jayne Mansfield tries her hand at roulette in 1955. imgur.com Floating craps table in a Las Vegas pool, 1954. Loomis Dean / Life The Moulin Rouge Hotel became known as the first integrated hotel in Las Vegas and one of the first in the United States. Unfortunately, the establishment declared bankruptcy and was closed after one year. AP Just outside of Las Vegas, the United States military was making use of the open desert as testing grounds for the atomic bomb in 1953. vintagevegas.tumblr.com An atomic mushroom cloud is seen hovering over Las Vegas in 1953. AP Frank Sinatra at the re-opening of the Dunes Hotel, Sept. 10, 1955. AP The Gabor sisters pose at a cocktail party to celebrate their show at the Last Frontier Hotel in Las Vegas in 1955. From left to right are, Zsa Zsa, Magda and Eva. AP Liberace and Elvis Presley performing at the Riviera Hotel in 1956. Hy Peskin Collection A model poses for a picture in front of the new Tropicana Hotel in 1957. Ralph Crane / Life A Bluebell Chorus girl gets ready for the show backstage at the Stardust, 1959. vintagelasvegas.tumblr.com The original Las Vegas "strip" in 1959. Ralph Crane / Life An elephant joins the blackjack table in this 1966 photograph taken at the Dunes Hotel and Casino. David Smith / ASSOCIATED PRESS Actor and singer Rhonda Fleming opens at the Tropicana Hotel in 1957. vintagelasvegas.tumblr.com Busy traffic and beautiful cars on Fremont Street in 1960. Elliott Erwitt Archive Two Vegas showgirls emerge from their hotel rooms in 1957. Ralph Crane / Life Dancers hover above guests at the Paris Lido show in the Stardust Hotel, 1958. Grey Villet / Life Magazine In 1957, the Hacienda Hotel would provide free airfare and drinks from L.A. to Vegas. AP Floyd Patterson goes down in a knockout against heavyweight champion Sonny Liston in Vegas fight, circa 1963. Harry Benson / Getty Images Paul McCartney tries his luck on a slot machine in 1964. AP An aerial view of Las Vegas in 1964. AP Swedish dancer Monica Lind poses outside the hotel Tropicana in 1965. flickr.com Fremont street continues to be the mecca of entertainment in Vegas, 1966. David F. Smith / AP French film actress Brigitte Bardot and her husband, Gunter Sachs, pose on their honeymoon in Las Vegas, circa 1966. vintagelasvegas.tumblr.com In 1967 Evel Knievel attempted to jump the fountains at Caesars Palace. Unfortunately he crashed upon landing, resulting in 40 broken bones and a month long coma. Ralph Crane / Life Servers dealing with a busy crowd at Circus Circus Casino in 1968. Ralph Crane / Life Lounging poolside at the Desert Inn in 1968. From the archives of Robert Venturi & Denise Scott Brown The El Morocco Motel in 1968. Hunter S. Thompson / Via vintagelasvegas.tumblr.com Hunter S. Thompson takes a Vegas selfie in 1970. vintagelasvegas.tumblr.com Elvis and Priscilla Presley attend a friend's wedding at the Las Vegas Hilton in 1970. Public Domain A night club tour stops outside of the Stardust Hotel and Casino in 1972.