Pros & cons
PROS
- Water refill opportunity at a small waterfall roughly halfway up.
- Culturally significant summit for the Eastern Kuku Yalanji adds depth to the experience.
CONS
- Navigation can be faint—ribbons and an offline map are essential.
- Leeches and slick roots are common, especially after rain.
- Little to no phone reception until near the summit.
Drive to the end of Karnak Road; park at the trailhead there (no public transport).
Extreme heat and humidity, very steep grades, muddy and slippery after rain, leeches and possible venomous snakes, faint path in places, no reception until near the top—do not rely on any fixed ropes.
Overview
This is the Daintree at its most uncompromising: a relentlessly steep, humid grind through thick tropical rainforest to the granite knob locals call Devils Thumb (Manjal Jimalji). Expect a very hard day. The track is an out-and-back and commonly reported at about 12.1 km total (roughly 7.5 miles) with around 1,200 m of elevation gain. Most hikers need 7–9 hours. If you love big climbs, rooty scrambles, and wild rainforest atmosphere, it’s a memorable challenge; if you’re after an easy lookout stroll, skip it.
What to Expect on the Trail
From the first kilometers the grade bites and doesn’t let up. The path can be faint in places, so pay attention to ribbons and use an offline map—this is thick country and it’s easy to drift. Roots and rocks get slick, especially after rain, and you’ll likely meet leeches. Venomous snakes are possible; carry a pressure bandage and watch your footing. Near the top, short scrambling sections appear; do not rely on any fixed ropes being present. On a clear day, the views from the granite near the summit are outstanding, but cloud can sock in quickly.
Midway up there’s a small waterfall (often called Karnak Falls) where many hikers top up bottles—treat water as needed and don’t count on it late in the dry. There’s typically no mobile reception until near the summit, so leave a plan with someone before you go.
Best Time to Hike
The drier, cooler months are the go. Aim for May–September for firmer ground and fewer storms. The wet season (roughly November–April) ramps up heat, humidity, mud, and leeches—everything gets harder and slower. Start at first light for cooler temps and a generous buffer for the long descent. Afternoon cloud build-up is common; earlier starts improve your odds for views.
Logistics and Tips
Trailhead access is by car at the end of Karnak Road; there’s no public transport. Wear long sleeves or leech socks, bring 3–4 L of water plus electrolytes, and pack a headlamp, offline navigation, and a first-aid kit with a snake bandage. Check Queensland Parks alerts before you go—closures can occur after heavy rain. This route is comparable in effort to the toughest Far North Queensland climbs; only experienced, fit hikers should attempt it.
Cultural Respect
Manjal Jimalji is a sacred place for the Eastern Kuku Yalanji people. Stay on the formed track, respect any guidance or area-closure signage, and keep the summit area low-impact.
Where it starts
-16.3937, 145.3336Wildlife on this trail
Near Manjal Jimalji (Devils Thumb) Trail
All places →All trails →
2.8 mi awayManjal Jimalji (Devils Thumb)Brutal rainforest climb to granite views above the Coral CoastTrailhead · Parking
5.3 mi awayLower River TrackShort rainforest walk along Mossman River with serene lookoutsTrailhead · Restroom
5.3 mi awayMossman Gorge LookoutShort boardwalk to a photogenic river-and-boulders viewpointVisitor Center · Parking
5.3 mi awaySilky Oaks LodgeLuxury treehouse lodge on the Mossman River with spa and trailsLodging · Restaurant
5.4 mi awayMossman Gorge Rainforest CircuitLush rainforest loop with river lookouts, fig giants, and butterfliesEasy · 2.1 mi · 1.5 hr
12.4 mi awayDaintree Discovery Centre WalkFamily-friendly boardwalks with a 23 m canopy tower and audio guidesEasy · 0.3 mi · 1.5 hr
12.6 mi awayJindalba Circuit TrackQuiet rainforest loop with creeks, boardwalk touches, and real cassowary oddsModerate · 1.8 mi · 1.2 hr
12.6 mi awayJindalba BoardwalkShort rainforest loop with cassowary potential and family friendly vibesEasy · 0.4 mi · 30 min
