i don't think its really necessary for touring though. I managed to cycle to Istanbul (geared) without any guide books or GPS - just bought a map in each country (and the bulgarian one was in cyrillic script). got lost a lot but thats part of the fun.
i don't think its really necessary for touring though. I managed to cycle to Istanbul (geared) without any guide books or GPS - just bought a map in each country (and the bulgarian one was in cyrillic script). got lost a lot but thats part of the fun.