Vasil Nikolov is a physical geographer and geomorphologist whose areas of research expertise are mountain relief and tourism. He has unrivalled knowledge of every Bulgarian mountain. There is no mountain he has not been to: he has scaled them all enjoying breathtaking sights and memorable moments. He is the leading author of the book ‘Bulgarian Mountains’, which is no random choice. He has written a lot of articles in specialized scientific journals and in the periodical press. Vasil Nikolov is the author of ‘The Seven Lakes’ (1990), ‘The Magic of the Seven Lakes’ (1999) and ‘Encyclopedic Guide of the Car-tourist’ (2001).