In the last two pictures the white crystal is salt or ice??公仔箱論壇' f# B& \+ p9 E; a9 F8 z+ H
orchids 發表於 2010-7-7 02:45 PM  / G. @" ^, B& [8 g: u3 o2 [1 ~2 u& J5.39.217.775.39.217.77! t; d, Y' R1 q1 P/ g3 K2 Z0 }
of course it's the floating ice, where got the salt in these freshwater lake?  |