The Indoor Observatory stands 383.4 m (1,258 ft) above ground, offering a comfortable environment, large windows with UV protection, recorded voice tours in eight languages, and informative displays and special exhibits. Here one may view the skyscraper's main damper, which is the world's largest and heaviest visible damper, and buy food, drinks and gift items.
Two more flights of stairs take visitors up to the Outdoor Observatory. The Outdoor Observatory, at 391.8 m (1,285 ft) above ground, is the second-highest observation deck ever provided in a skyscraper and the highest such platform in Taiwan.