Navigate to the folder in which you installed Aquaria For a Steam install this is quotCProgram FilesSteamsteamappscommon aquariaquot If you have a 64bit PC replace quotProgram Filesquot with quotProgram Files x86quot For the Mac version right click on the Aquaria application and click quotShow Package Contentsquot In here there should be a folder called quotgfxquot Two of the files in this folder should be quotaquarianpngquot and quotaquarianaltpngquot Swap the names of those two files This should replace all of the symbols written on the wall with English text