Plovdiv There are also playgrounds for children. It is popular among the citizens and guests of Plovdiv who use it for jogging, walking, and relaxation. Plovdiv Stadium (55,000 seats) is the largest football venue in Bulgaria. Other stadiums include Stadion Botev, Lokomotiv (10,000 seats), Maritsa Stadium (5,000 seats), and Todor Diev Stadium (7,000 seats). There are seven indoor sports halls: Kolodruma, University Hall, Olimpia, Lokomotiv, Dunav, Stroitel, Chaika, Akademik, and Total Sport. In 2006, Aqualand, a water park, was opened near the city centre. Several smaller water parks are in the city as well. Football is the most popular sport in
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