Valjevo (Serbian Cyrillic: Ваљево, pronounced [ʋâːʎeʋo]) is a city and the administrative center of the Kolubara District in western Serbia.

In the nearby village of Petnica, scientists found the first complete neolithic habitat in Serbia and dated it at 6,000 years old.

In 1804, the local Serb population had rebelled against the Turkish lords and liberated a large part of Serbia.

The Gradac is one of Europe's cleanest rivers, as evidenced by the presence of Eurasian otters, which only inhabit unpolluted waters.

The Valjevo mountain range offers clean air, medicinal herbs, forest fruits and wild game.

Vrujci Spa has mud baths for rheumatic diseases, as well as a hotel and sports complex with swimming pools.

It has outdoor swimming pools with minor sports facilities, as well as lake Pocibrava, a recreational area.

The sights of Brankovina are encompassed in a cultural and historical complex, which includes: the Church of Saint Archangel, Archpriest's school, Desanka's school, Old Courtroom, the Sleeping Outbuilding of the Nenadović family, the graves of the Nenadović family and Desanka Maksimović, as well as old “sobrašica” summer houses in the exquisitely beautiful Brankovina church yard.

Pustinja Monastery is located in the cleft of a remote mountainous valley and contains rare Serbian medieval frescoes.

The International Art Studio "Radovan Mića Trnavac" exhibits foreign painters of different styles.

Theatrical performances are given by the private theatre "Mala scena" and the Drama Studio of Valjevo Grammar School.

The main economic activity in the second half of the 20th century was the arms manufacturing firm Krušik, which returned to production after the wars.

The Valjevo economy is characterized by small, private companies working in metallurgy, food production and textiles.

The following table gives a preview of total number of registered people employed in legal entities per their core activity (as of 2022):[13] Seats in the city parliament won in the 2016 local elections:[14] This family produced leaders of the First Serbian Uprising, ministers of the first Serbian government, spiritual leaders and travel writers.