Čapljina is a city located in Herzegovina-Neretva Canton of the Federation of Bosnia and Herzegovina, an entity of Bosnia and Herzegovina. It is located on the border with Croatia a mere 20 kilometres from the Adriatic Sea.
The river Neretva flows through the city and flows into the Adriatic just over the border. The town's landmark is a statue of King Tomislav. The Church of Saint Francis of Assisi is also a prominent facet of the city. The city coat of arms contains the Croatian checkerboard, the nearby tower in Počitelj, and Saint Francis of Assisi.
The city has a rich archaeological history and untouched wilderness and is starting to develop agricultural tourism. It is also home to Hutovo Blato Park, which contains one of the most diverse bird populations in all Europe. The Croatian town of Metković is located just over the border and there are significant commercial and other links between the two towns new Čapljina International Speedway.