Mount SilamMount Silam is a mountain in Lahad [Datu District], Sabah, Malaysia.DescriptionMount Silam is high and overlooks Darvel Bay on the Celebes Sea. The geology is characterised by ultrabasic rock. Rainforest covers the mountain from altitude to the summit.FloraMount Silam is home to the endangered tree Madhuca silamensis. It is also home to a number of pitcher plant species including Nepenthes macrovulgaris and Nepenthes tentaculata.TourismThe Tower of Heaven is a observation tower that was built as a tourist facility at the top of Mount Silam in 2012. The tower has panoramic views that include the Darvel Bay islands. The complex includes nature trails and tourist accommodation.