Mexican caves: What you need to know before you step into one
Caves in Mexico contain great treasures (although rarely of the buried variety), but also pose risks, from bad air and invisible spores to vampire bats, writes John Pint. The post Mexican caves: What you need to know before you step into one appeared first on Mexico News Daily
We haven't written up this one. Mexico News Daily has the full story — the link below goes straight to it.