Getting from Istanbul to Bulgaria is quite simple, cheap, and convenient. From Otagar international coach terminal (Aksaray metro stop) in Istanbul you can purchase your ticket. There are several companies, but I went with Metro, which is probably your best bet. A one way ticket costs 75 Turkish Lira ($21 as of 2016) and leaves several times a day. I opted for the bus departing at 10:30 PM. I purchased the ticket in the morning and was able to leave my luggage at the station. The Journey to Bulgaria The bus itself was pretty nice, but a little too cold for me. Definitely bring a jacket regardless of the season. When…