Historical center of Sofia

The Historical center of Sofia is a unique city with over 7000 years of history. It has been an area of human habitation since at least 7000 BC and has been known by various names, including Serdica, Sredets, and Triaditsa. The city is situated in the Sofia Valley at the foot of the Vitosha mountain and has many mineral springs. It has a humid continental climate and is home to many cultural institutions, universities, and commercial companies. The city has been described as the 'triangle of religious tolerance' due to the presence of three temples of three major world religions - Christianity, Islam, and Judaism - situated close together. The city is also known for its rich history, with many historical landmarks and museums, including the Regional History Museum - Sofia, which tells the millennia-old history of the Bulgarian capital