Volcano Poas, Costa Rica

134 views · Published 23 January 2011 · 0:31 · Indexed 14 October 2026

Channel: LouisaLMak · 2011 · Travel & Events

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This is an old sulfur mine. Water collects at the pit becomes sulfuric acid and gives off bad egg smell steam, causing  people to cough. Reminds me of the mud pots at Yellowstone.

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