上午 8:00 至下午 2:00，全年 365 天开放
The overhaul makes them better at keeping heat and air conditioning inside.
Refurbishment of the building's windows makes them up to 4x more efficient.
This process used more than 96% of the existing window glass.
All 6,514 windows were refurbished in a custom on-site processing center.
The ESB team devised a program to refurbish each of its 6,514 windows.
2nd Floor: NEW Exhibits
Official Gift Shop
Visitor Center - Murals & Views
Visitor Center - Ticket Kiosks
Visitor Center - Empire State Building
The Fifth Avenue Lobby Anemometer
Fifth Avenue Lobby
The Observation Deck Entrance