Guess where did Michael Tong go to?

Recently, Michael Tong (唐文龍) completed his work and went to Sichuan to tour around. He shared beautiful photos but did not disclose the exact destination and used a hand sign to let his fans to guess the mysterious place: "I went to this place before leaving Sichuan (四川) and please guess the place. It is world famous and very beautiful. We must continue to show respect and thank you to the