PFC Botev Plovdiv is known as "Bultras". Botev's eternal rival is the neighbouring city club of Lokomotiv Plovdiv, and both form the local Plovdiv derby. The two teams are the most supported ones in the second largest city in Bulgaria – Plovdiv – and the matches between them are well known to the Bulgarian football community, and also considered to be one of the fiercest rivalries in the world. Botev is the country's oldest continuously existing team, whereas Lokomotiv grew popular fanbase in the 70s. Traditionally, Lokomotiv's team drew support from the lower working class of society, whereas Botev's fanbase consisted mainly of
Plovdiv the Turks and Greeks. Prior to the population exchange, as of 1 January 1885, the city of Plovdiv had a population of 33,442, of which 16,752 were Bulgarians (50%), 7,144 Turks (21%), 5,497 Greeks (16%), 2,168 Jews (6%), 1,061 Armenians (3%), 151 Italians, 112 Germans, 112 Romani people, 80 French people, 61 Russians and 304 people of other nationalities. The vast majority of the inhabitants are Christians, mostly Eastern Orthodox, Catholics, Eastern Catholics, and Protestant trends (Adventists, Baptists and others). There are also some Muslims and Jews. In Plovdiv there are many churches, two mosques and one synagogue (see Plovdiv