Snorkelling at Selingan Island reveals the biodiversity of the Sulu Sea. (Clownfish!)
We spotted a wild orangutan in the fig trees outside of Gomantong Caves.
A crested serpent eagle lives up to its name by feasting on a copperback snake.
We weren't the only ones hiking through Gomantong Caves — we had some cockroach companions. (Better to leave the light off.)
Endemic to Borneo, proboscis monkeys have become an emblematic species for this island.
A pygmy elephant is one of the rarest — and most amazing — wildlife sightings in Borneo. We were lucky.
So — it seems that pygmy elephants have blue eyes. Who knew?
Who spotted who? (Our guide later told us such elephant sightings only happen once every few months!)
Laban Rata — the first day's destination while trekking up Mount Kinabalu. After a short sleep at 3,270 metres of elevation, we pushed for the summit the next morning.
A stunning sunrise crests over Mount Kinabalu's summit, the highest point on Earth between the Himalayas and New Guinea. (We had just descended. What an incredible way to see daybreak.)
A walk above the clouds on 4,095.2-metre Mount Kinabalu — the highest peak in Southeast Asia.
Turtle Islands National Park — one part tropical bliss, one part hands-on turtle conservation and a perfect end to an exploration of Malaysian Borneo.
Read more about Borneo in the Spring 2015 issue of explore — out now.
Explore Borneo for yourself with G Adventures.