Beware of this bus service company. I went with them because the tourism office recommended them, despite their prices being the highest on the block. The bus left two hours late. Smoking is not allowed on any transportation services in Turkey. On my bus from Istanbul to Eskisehir the bus driver and his assistant were both smoking while on the road. Half the time the driver was chatting on his cell phone. His assistant kept playing music loudly off his phone. This is one of the worst trips I've ever had, and I'm a world traveler. read more