on a grid plan, with 12 blocks to the mile with a north-to-south house numbering system. Omaha is the location of a historic boulevard system designed by H.W.S. Cleveland who sought to combine the beauty of parks with the pleasure of driving cars. The historic Florence and Fontenelle Boulevards, as well as the modern Sorenson Parkway, are important elements in this system. The City of Omaha has proposed the Omaha Streetcar through the city's urban core, with proposed extensions to Council Bluffs, Iowa, Eppley Airfield, North Omaha, West Omaha, and Bellevue, Nebraska. Eppley Airfield, Omaha's airport, serves the region with over 5 million passengers in 2018. United Airlines, Southwest Airlines, Delta Air Lines, American Airlines, Alaska Airlines, Allegiant Air, and Frontier Airlines, serve the airport with direct and connecting service. As of 2018, the airport has non-stop service to 34 destinations. General aviation airports that serve the area include the Millard Municipal Airport, North Omaha Airport and the Council Bluffs Airport. Offutt Air Force Base continues to serve as a military airbase; it is at the southern edge of Bellevue, which in turn lies immediately south of Omaha. Notable people In popular culture In 1939, Omaha hosted the world premiere of the film Union Pacific and the accompanying three-day celebration drew 250,000 people. A special train from Hollywood carried director Cecil B. DeMille and stars Barbara Stanwyck and Joel McCrea. Omaha's Boys Town was made famous by the Spencer Tracy and Mickey Rooney movie Boys Town. Omaha has been featured in recent years by a handful of relatively big budget motion pictures. The city's most extensive exposure can be accredited to Omaha native Alexander Payne, the Oscar-nominated director who shot parts of About Schmidt, Citizen Ruth and Election in the city and suburbs of Papillion and La Vista. The Looney Tunes short Boobs in the Woods featured Porky Pig revealing that he had a license to sell hair tonic to bald eagles in Omaha, Nebraska. Built in 1962, Omaha's Cinerama was called Indian Hills Theater. Its demolition in 2001 by the Nebraska Methodist Health System was unpopular, with objections from local historical and cultural groups and luminaries from around the world. The Dundee Theatre is the lone surviving single-screen movie theater in Omaha and still shows films. A recent development to the Omaha film scene was the addition of Film Streams's Ruth Sokolof Theater in North Downtown. The two-screen theater