I’m not sure what fascinates me about dams? Sad I know! Anyway some cool pictures of drain holes (a bit like your overflow holes in your bath and sink) that stop water from flowing over the top of dams during the wet season.
Mad person using the outflow from the drainhole as half pipe as they call it.
More at…
http://fogonazos.blogspot.com/2007/02/largest-drain-hole-ever.html


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