Regions of Southeast Asia

thumb|upright=1.6|Wallacea is the group of islands within the red area. The Max Carl Wilhelm Weber|Weber Line in blue has been used to separate Wallacea into a western part pertaining to [[Asia and an eastern part pertaining to Oceania.]] upright=1.6|thumb|The Sunda Shelf|Sunda and Sahul shelves. Wallacea is the area in between.

Overview of the geography of Laos

roughly triangular area of the tropical marine waters of Indonesia, Malaysia, Papua New Guinea, Philippines, Solomon Islands and Timor-Leste

Old Javanese term for the archipelagic Majapahit territory

maritime region of Southeast Asia as opposed to mainland Southeast Asia, mainly comprising the Indonesian-Philippines archipelago

geographical region

trans-national region of the Mekong River in Southeast Asia

geo-political and sociolinguistic term used in Malaysia

cultural region of former Khmer Empire, present-day Southern Vietnam

geographical region in southeastern Asia