in Pokemon platinum:
after you beat volkner go to jasmine she will give you waterfall. use surf at the beach where jasmine is (up the screen) keep going beat all trainers then (later verry later) you will see a waterfall use the move waterfall
I forgot how to get through victory road but after you will see the elite four.
No ceating
Chat with our AI personalities
you go to mt cornet
Go east to Solaceon Town.
all you half to to is go there whenever at night.
go to top of mt coronet (hope you got master ball!!!!!!!)
after beating the 8th gym leader go to the beach and the lady will give you the HM 7 waterfall