Why is ASEAN becoming one of the world's tourist paradise?

Southeast Asia is rich in tourism resources. Because Southeast Asia is rich in tourism resources, it is said that ASEAN has become one of the world's tourist paradise. There are many fascinating tropical landscapes. Among them, Phuket, Thailand, Halong Bay, the former port of Nha Trang, Vietnam, Bali, Indonesia and Long Beach, Philippines are all world-famous beaches with beautiful tropical coastal scenery and become world-class tourist attractions. Southeast Asia (SEA) is located in the southeast of Asia, including Indochina Peninsula and Malay Archipelago.