Tourists cross Las Vegas Boulevard on the pedestrian overpass connecting the Treasure Island and the Venetian Hotel and Casinos. Overpasses like this have become a popular way of keeping tourists safe and traffic flowing on the Strip, but their expense and footprint make them difficult for all locations. Moving pedestrians along the Strip safely has become a major effort over the years.

Tourists cross Las Vegas Boulevard on the pedestrian overpass connecting the Treasure Island and the Venetian Hotel and Casinos. Overpasses like this have become a popular way of keeping tourists safe and traffic flowing on the Strip, but their expense and footprint make them difficult for all locations. Moving pedestrians along the Strip safely has become a major effort over the years.

A crowd watches nighttime filming of the motion picture "Viva Las Vegas" in a parking lot outside of the Sands Hotel.

Elbert Edwards and his family at the Las Vegas Day train ride in Las Vegas, Nevada. A young boy is shown sleeping here beside his toy truck.

Series 2. Las Vegas Land and Water Company -- Walter Bracken and the Las Vegas, Nevada Office -- Water Company

The Las Vegas High School Rhythmettes marching on the Las Vegas High School football field in Las Vegas, Nevada.