Kostajnica
Basic Information
Kostajnica is a small town located on the banks of the Una River, right on the border between Bosnia and Herzegovina and Croatia. Known for its peaceful atmosphere, natural beauty, and hospitality, it is an ideal destination for relaxation and a break from the city crowds. The town is surrounded by forests, hills, and river landscapes that offer plenty of opportunities for walking, cycling, and enjoying nature. Thanks to its location on the Una, Kostajnica is especially attractive to fishing and photography enthusiasts. The combination of nature, tradition, and the Krajina spirit makes this town an interesting destination for day trips and weekend visits.
Guide for Tourists Visiting Bosnia and Herzegovina
Spring
Experience the awakening of nature along the banks of the Una. The perfect time for leisurely walks.
Summer
Find refreshment on the Una. Swimming, fishing, or boating offer the perfect escape from the heat in the authentic natural setting of Kostajnica.
Autumn
Kostajnica shines in autumn! Don't miss the famous Chestnut Festival, the smell of roasted chestnuts, and the warm colors covering the surrounding hills and riverbanks.
Winter
Enjoy a quiet, snowy idyll by the Una. Winter in Kostajnica is made for a peaceful getaway, with homemade cuisine and hospitality that warms the heart.
Most Popular Activities
Nature

