Your insightful local guide will make this 4-hour tour unforgettable for you as he knows inside out the communist heritage in Sofia and in Bulgaria. You will be lead also to a lot of off-the-beaten path sights for which you could only read in some of the most professional travel blogs. You would uncover the secrets of the Bulgarian capital and its communist heritage in buildings, sights, stories and museum. Get ready, that's the most in-depth communist tour of Sofia!