Tucked away in the Kedah rainforest, the Sungai Sedim Treetop Walkway isn’t just another canopy stroll. It’s the longest of its kind in the world, stretching a jaw-dropping 925 metres, and at times soaring more than 30 metres above the forest floor. Numbers aside, it’s the kind of place that reminds you how small you really are when nature decides to tower over you.
The walkway itself is made entirely of steel. It's solid and functional, with just enough sway to keep you on your toes. Don't expect a rustic rope bridge vibe like at the Danum Valley Canopy Walkway or the Kakum Canopy Walkway. This is an engineered sky-high highway through the trees, and it means you can walk confidently (well, mostly) while staring out over centuries-old trunks and listening to the endless chatter of cicadas. Some people rush across, but really, this isn’t a place to hurry. It’s best to dawdle, pause at the platforms, lean over the railing, and watch the rainforest breathe beneath you.
What I love is how the perspective shifts as you move. At the lower sections you’re brushing shoulders with broad leaves and giant ferns, the air thick and cool. Climb higher and suddenly you’re above it all, catching glimpses of birds darting across the canopy, the river flashing below in strips of light. It’s not just a walk, it’s a layered experience—the forest reveals itself differently with each step.
Now, about timing. The best time to visit the Sungai Sedim Treetop Walkway is during the dry season, typically November through March. That’s when the skies are clearer, the paths less slippery, and your chances of uninterrupted views are highest. But even in the wetter months, there’s something to be said for the drama of mist curling around the branches, or raindrops drumming on leaves so loudly it feels like music. Just bring a poncho and maybe a bit of patience.
For many visitors, the walkway is part of a bigger day out. Sungai Sedim itself is known for whitewater rafting, jungle trekking, and the rushing waters of the Sedim River—so if you’re craving adventure, it delivers. Families, meanwhile, often stick to the walkway, letting kids marvel at the height without the sweat of a long hike. It’s accessible, too, which makes it one of those rare canopy walks that almost anyone can enjoy.
As for where to stay? You won’t find much in the immediate area, but the town of Kulim, just 20 kilometres away, is the practical base. Plenty of accommodations there, from budget-friendly hotels to more comfortable spots, mean you can easily plan a day trip without worrying about long drives back in the dark.
The Sungai Sedim Treetop Walkway is not for those expecting polished tourist gloss. It’s straightforward, a bit industrial even, but that’s what makes it stand out. It doesn’t pretend. It’s a raw, direct way to meet the forest on its own terms—solid steel paths through an ancient green world. Some might find it too long, too repetitive. Others (and I’d put myself here) find the length exactly right, a chance to really settle into the rhythm of the trees.
At the end of it, you’ll probably walk back to ground level with your head still tilted upwards, the canopy etched in your mind. And maybe that’s the whole point. It’s not just about crossing a walkway—it’s about carrying the forest with you, at least for a little while longer.
Add a review