HikeMetrics
Global Hiking Index
HikeMetrics
Global Hiking Index
HikeMetrics // Comparison Engine
Route A

Krimml Waterfalls — The Vertical Mist

austria/Hohe Tauern, Salzburg
VS
Route B

Reykjadalur

iceland/South Iceland

Krimml Waterfalls — The Vertical Mist vs Reykjadalur: Intensity Score Comparison

Krimml Waterfalls — The Vertical Mist is unequivocally more demanding overall (+7 points). While Reykjadalur is a serious endeavor, Krimml Waterfalls — The Vertical Mist pushes the limits further, particularly regarding technical seriousness and exposure.

Model-based (not a field report) · Evaluates overall route demand, not danger.

Intensity Difference
+7 Krimml Waterfalls — The Vertical Mist is harder
Higher Physical Load
Reykjadalur
Higher Technical Seriousness
Krimml Waterfalls — The Vertical Mist
Greater Commitment
Krimml Waterfalls — The Vertical Mist
Overall HikeMetrics Score
Krimml Waterfalls — The Vertical Mistwins 5 of 7 metrics
5
Route A
2
Route B
austria/Hohe Tauern, Salzburg

Krimml Waterfalls — The Vertical Mist

STANDARD // RT
Full Route Report

The Krimml Waterfalls are the tallest in Europe, dropping 380 meters in three massive tiers from the Krimmler Ache glacial river. The waterfall trail (Wasserfallweg) is a historical path that climbs alongside the falling water, offering multiple viewpoints (Kanzeln) where you can feel the spray and the thunderous power of the water. Beyond the top fall, the trail opens into the stunning Krimmler Achental, a classic U-shaped glacial valley that leads toward the high peaks of the Reichenspitz group.

iceland/South Iceland

Reykjadalur

STANDARD // RT
Full Route Report

Reykjadalur translates to 'Steam Valley,' an aptly named geothermal area where a moderate hike leads to a naturally heated river. Located near the town of Hveragerði (approx. 45 minutes from Reykjavík), this 7.4km round-trip route is a popular destination for those seeking an authentic outdoor soak. The trail ascends through rolling green hills, passing active geothermal features including mud pots and steaming vents. At the end of the well-marked path, cold mountain water merges with geothermal streams to create a swimmable river with various temperature zones. Visitors typically spend time soaking in the warm currents before returning via the same route.

Head-to-Head Metric Analysis

Intensity ScoreHigher Overall Demand
23 WINNER
16
Physical LoadMore Physically Taxing
22
WINNER24
Technical SeriousnessMore Technically Demanding
27 WINNER
4
DistanceLonger route
4.2 km
WINNER7.4 km
Elevation GainMore vertical
431 m WINNER
350 m
Highest PointHigher summit
1,470 m WINNER
350 m
Duration
1 days
1 days
Hazard Level
STANDARD // RT
STANDARD // RT
Crowd Level
5 / 5
5 / 5
RemotenessMore remote
2 / 5 WINNER
1 / 5

HikeMetrics Hazard Scale — Explanation

1
LOW // ACCESS
2
STANDARD // RT
3
MODERATE // CHLG
4
EXPERT // HAZARD
5
EXTREME // LETHAL

The HikeMetrics Hazard Scale is a proprietary 5-point classification system that evaluates hiking routes across five dimensions: physical demand, technical complexity, altitude exposure, weather risk, and rescue accessibility.

Unlike generic star ratings, the Hazard Scale is calibrated against altitude profiles, elevation gain per day, and logistical isolation factors — making it the most precise route classification system available.

Full Scale Documentation
Route A // Hazard Verdict
Krimml Waterfalls — The Vertical Mist
STANDARD // RT
slippery rock and wood: The spray from the falls makes the gravel and wooden viewpoints perpetually wet and slick.
crowding fatigue: The lower section of the falls is a major tourist destination and can be very crowded.
Route B // Hazard Verdict
Reykjadalur
STANDARD // RT
geothermal features: The valley is geothermally active, with boiling mud pits and steam vents located near the trail. Some pools exceed 80–100°C and present a severe burn risk.
hypothermia after swimming: While the water is warm (~38°C), high wind chill and low air temperatures can lead to rapid cooling upon exiting the river.

Required Gear Comparison

Krimml Waterfalls — The Vertical Mist
Good walking shoesWaterproof shell or poncho (essential for the spray zones)Water bottle (though air is humid, the climb is steep)Trekking poles (helpful for the descent)
Reykjadalur
Swimsuit and a packable microfiber towelFlip-flops (the river bed has sharp rocks, and walking on the icy wooden decking barefoot hurts)Waterproof outer layers (to wear over your damp clothes for the walk down)A plastic bag (to put your wet swimsuit in)

Compare with Other Routes

austria
Dachstein Krippenstein — The 5 Fingers & Alpine Shark
STANDARD // RT
austria
The Gaisalmsteig — Achensee’s Fjordside Path
STANDARD // RT
austria
Grossglockner — The Gamsgrubenweg Trail
STANDARD // RT
austria
Ravensburger Hütte — The Rote Wand Panorama
STANDARD // RT
australia
Three Capes Track
STANDARD // RT
brazil
Morro Dois Irmãos (Two Brothers Hill)
STANDARD // RT