Thatbyinnyu meaning "Omniscience" was built in 1144 A.D by King Alaungsithu, the grandson of Kyansittha. This is the tallest temples of all monuments in Bagan; 61m high overlooking the Bagan scene.
The temple is a four-storeyed building with four corridors and seven terraces attached. The top terrace is the best place to see the best view of Bagan as well as the sunset and sunrise. The architecture of the temple signifies the finest of Myanmar culture. The corners are amazingly straight and the two tiers of windows perfectly admit light and air.