Plovdiv is one of the oldest cities in the world and my favorite in Bulgaria. From Sofia Central Bus Station, I purchased a bus ticket for $10 lev. Plovdiv is a chill city and seems more like a place for backpackers. Like Sofia, there is also a free tour in Plovdiv, which I took advantage of. Here’s what to expect. Free Plovdiv Tour Departure Time: Every day at 11am and 6pm (May to Sept) 2pm (from October to April) Meeting Place: Municipality building on Plovdiv’s main street Duration: 2 hours The tour guide was pretty unenthusiastic, but the actual sites were incredible. Compared to the capital Sofia, Plovdiv was more vibrant…