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Monday, February 2, 2026
Raufarhólshellir, Route 39 (Þrengslin), South Iceland
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Extended Route – What You See Deeper Inside

Skylight sequence and texture density explained for the extended Lava Tunnel tour.

11/30/2025
11 min read
Top skylight hole looking upward

Extended Route

Top skylight

Highlights

  • More skylights
  • Denser flow lines
  • Color bands intensify deeper

Interior detail

Advice: Pace your light — dark sections reward careful reveals.

About the Author

Iceland Travel Expert

Iceland Travel Expert

I put this guide together to make your Lava Tunnel day simple, insightful, and full of practical tips from the road.

Tags

Extended Tour
Route
Skylights
Iceland

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