"Terryc" wrote in message
news:47839209$0$28599

lol, are you looking at the same map that tourists look at?

No, the Australia 1:5000000 General Reference Map Third Edition.

Big water pipe schemes have been done before. Notably in 1905, the Perth to
Kalgoorlie pipe system by Charles Yelverton O'Connor. O'Connor and his pipe
system got a fair bit of criticism- but it was completed and it works.

http://en.wikipedia.org/wiki/C._Y._O'Connor