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 city; Plovdiv has three professional teams. The city has PFC Botev Plovdiv, founded in 1912 and PFC Lokomotiv, founded in 1926. Both teams are a regular fixture in the top Bulgarian league. The rivalry between them is considered to be even more fierce than the one between Levski and CSKA of Sofia. There are two other football clubs in the city – Maritsa FC (founded in 1921) and Spartak Plovdiv (1947). Plovdiv is host of the international boxing tournament "Strandzha" which has taken place since 1949. In 2007, 96 boxers from 20 countries participated in the tournament. There is