alan, architecture, bachelor party 2 : from vegas to bangkok, background, bed, bedroom, bellagio, building, casino, city, city lights, evening, flamingos, fountain, fountains, hotel, hotels, las vegas, light, lighting, lights, luxury, nevada, new york, night, night sky, river, rivers, salon, sky, skyscrapers, snow, sunset, the hangover part 2, tower, town, united states, usa, vegas, view., water, zach galifianakis