f=20mm. Scrambling over loose aa-lava Jürg and Marco (right) reach the vantage point which allowed us to observe the source of a small lava flow on top of a well-developed «tumulus» (MC). |
f=20mm. Scrambling over loose aa-lava Jürg and Marco (right) reach the vantage point which allowed us to observe the source of a small lava flow on top of a well-developed «tumulus» (MC). |