Window of Hell Waterfall – Stone Arch Tunnel Trail loop from Lagoa

Routes

Hiking trails & Routes

Água De Pau

Window of Hell Waterfall – Stone Arch Tunnel Trail loop from Lagoa

Moderate

4.3

(6)

hikers

Window of Hell Waterfall – Stone Arch Tunnel Trail loop from Lagoa

01:37

5.17km

160m

Hiking

Moderate hike. Great for any fitness level. Mostly accessible paths. Sure-footedness required.

Last updated: August 2, 2026

Waypoints

Start point

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1.29 km

Inferno Aqueduct

Highlight • Monument

Very nice hike to the Inferno. Some of the old viaducts are well overgrown. Everything there looks like a rainforest.

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1.45 km

Window of Hell Waterfall

Highlight • Waterfall

Very nice and exciting hike. The path leads through several tunnels but you can also walk around. Crouching is announced at 1.5m height of the tunnel, flashlight highly recommended. 2 …

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1.46 km

Waterfall at Caldeira Velha

Highlight • Waterfall

Great hike into the gorge. You have to walk through several small tunnels if you want to go to the end. Everything looks like the rainforest! Simply amazing.

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1.92 km

Stone Arch Tunnel Trail

Highlight • Trail

Very nice tunnels. Headlamp included and through. No spiders or critters there, really nice!!

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2.35 km

Grota Tunnel

Highlight • Structure

short tunnel 1.50 m high. On the other hand, you are in a different world. Don't forget your flashlight

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2.66 km

Pico da Cova Tunnel

Highlight • Structure

The special kick of the tour is the crossing of the tunnel, which is 72 m long but only approx. 150 cm high. If you stand in front of the …

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2.82 km

Trail Between Extinct Volcanoes

Highlight • Trail

The extinct volcanoes look like the Green Hills of Ireland.

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2.92 km

Forest Stair Bridge

Highlight • Bridge

At the end of the beautiful path you come across this rare stair bridge. It's quite steep and has a wobbly wooden handrail. But everything is OK. You should definitely take a look at it.

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5.17 km

End point

Way Types & Surfaces

Way Types

2.27 km

1.97 km

941 m

Surfaces

3.02 km

2.12 km