Taipei 101 is the second tallest building in the world, second only to the Hafari Tower in Dubai. Building 101 is a landmark building in Taipei, which integrates office building, viewing platform and shopping center. The 89th floor is the indoor view layer, and the 91st floor is the outdoor view platform. There are all-round excellent view views, photographic service of memorial certificate, voice guide counter, ice cream shop, souvenir shop and the world's tallest mailbox, which can send blessings to friends at home and abroad. There are ticket offices and entrances on the 91st floor on the south side (exit on the North side).