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The big risk in geyser basins is that you can't see what's going on underground. There are often latent hot springs or fumaroles: areas where hot water or steam has eroded the ground almost all th...
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The big risk in geyser basins is that you can't see what's going on underground. There are often latent hot springs or fumaroles: areas where hot water or steam has eroded the ground almost all th...