Plovdiv Period of National Revival, a number of notable icon-painters (called in Bulgarian "zografi", "зографи") from all regions of the country worked in Plovdiv such as Dimitar Zograf, his son Zafir Zograf, Zahari Zograf, Georgi Danchov, and others. After the Liberation, the Bulgarian painter of Czech origin Ivan Mrkvička came to work in the city. The Painters' Society was established there by artists from southern Bulgaria in 1912 whose members included painters Zlatyu Boyadzhiev, Tsanko Lavrenov and Sirak Skitnik. Today the city has more than 40 art galleries with most of them being privately owned. The Art Gallery of Plovdiv was
Plovdiv railway lines to Sofia, Panagyurishte, Karlovo, Peshtera, Stara Zagora, Dimitrovgrad, and Asenovgrad. There are three railway stations: Plovdiv Central, Trakia, and Filipovo as well as a freight station. Plovdiv has a large public transport system including around 29 main and 10 extra bus lines. However, there are no trams in the city, and the Plovdiv trolleybus system was closed in autumn 2012. Six bridges span the Maritsa river including a railway bridge and a covered bridge. There are important road junctions to the south, southwest, and north. Plovdiv has a well-developed cycling infrastructure which covers almost all districts of the