Introduction to the Palm Pavilion: The "Palm Pavilion" is a greenhouse in the west of the garden. It was designed and built by Savier Franz Schmid in 1881. It is 130 meters long and 28 meters at the highest point. Distributed in three parts, the northern part is the air-conditioning zone, the middle zone is the moderate zone, and the south part is the tropical zone. Rare plant samples from all over the world are collected in the building.