East Malaysia is 50% bigger than Peninsular Malaysia at , comparable with South Dakota or Great Britain. East Malaysia contains the five highest mountains in Malaysia, the highest being Mount Kinabalu at 4095 m, which is also the highest mountain in Borneo and the 10th highest mountain peak in Southeast Asia. It also contains the two longest rivers in Malaysia – Rajang River and Kinabatangan River. Banggi Island in Sabah and Bruit Island in Sarawak are the two largest islands that are located entirely within Malaysia. The largest island is Borneo, which is shared with Indonesia and Brunei. The second largest island
Brunei–Malaysia border asset and in PETRONAS’ proposed Canadian liquefied natural gas (LNG) facility. As part of the transaction, PetroleumBRUNEI has agreed to buy a 3% share of the LNG facility's production for a minimum of 20 years. The following are major border crossings into Sarawak, Malaysia, with the names of the Brunei checkpoints followed by the Malaysian checkpoints: Brunei–Malaysia border The border between Brunei and Malaysia consist of a 481.3 km land border and substantial lengths of maritime borders stretching from the coastline of the two countries to the edge of the continental shelf in the South China Sea. Except for its