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 in Silistra Eyalet between 1593 and 1826, the sanjak centre in Eyalet of Adrianople between 1826 and1867 and the sanjak centre of Edirne Vilayet between 1867 and 1878. During that period Plovdiv was a major economic center along with Constantinople, Edirne, and Thessaloniki. The richer citizens constructed beautiful houses many of which can still be seen in the Architectural reserve Old Plovdiv. Under the rule of the Ottoman Empire, Filibe (as the city was known at that time) was a focal point for the Bulgarian national movement and survived as one of the major cultural centers for Bulgarian culture and