I would suggest going to the following 2 forums and post your question(s) there:
1. Trip Advisor
Bosnia and Hertz... forum
Bosnia and Herzegovina Forum, Travel Discussion for Bosnia and Herzegovina ? TripAdvisor
2. Flyertalk
Europe forum
Europe - FlyerTalk Forums
I have received a LOT of advice about travel from both FT and TA - and not always related to bicycling - BUT to travel in general. Bon voyage