The tower is also the tallest observation tower in the United States. The tallest structure in the city is the Strat tower, which rises 1,149 feet (350 m) just north of the Las Vegas Strip. The city of Las Vegas, Nevada and its surrounding unincorporated communities in the Las Vegas Valley are the sites of more than 160 high-rises, 42 of which stand taller than 400 feet (122 m). The Strat tower is the tallest observation tower in the United States The Strip in 2010