Stapleton International Airport Plaza (Denver's tallest at 714′). Due to Stapleton's location east of downtown, the Federal Aviation Administration imposed a building height restriction of 700'-715' (depending on where the building was). This allowed an unimpeded glide slope for runways (8L/26R) and (8R/26L). The height restriction was lifted in 1995, well after the city's skyscrapers had been erected. By the 1980s, plans were under way to replace Stapleton with a new airport. Stapleton was plagued with a number of problems, including: The Colorado General Assembly brokered a deal in 1985 to annex a plot of land in Adams County into the city of
Serengeti International Airport The airport will be located in the Uwanja wa Ndege ward of Mugumu town in Serengeti District, Mara Region in northern Tanzania. It will cost about US$ 350 million and is expected to boost the number of visitors from the present 0.8 to 1.6 million whilst also doubling the revenue to US$ 2.8 billion. The length of the single runway is expected to be between 3,800 and 4,200 metres. Serengeti Watch, a nonprofit organization insists that its construction would negatively impact the future of the park. Serengeti International Airport Serengeti International Airport (SIA) () is a proposed international airport in