Tasek Merimbun is the largest natural lake all of Brunei Darussalam, and is designated as one of ASEAN’s Heritage Parks. Due to the release of tannin from falling leaves, it’s waters glisten with a dark sheen. This, alongside its diverse range of flora and fauna, make for an exciting trip for adventurous wildlife enthusiasts. Many birdwatchers come here to catch sightings of various exotic birds. Its perfect for those who wish to make their next Tutong trip a memorable one.