Guide · Bosnia and Herzegovina · Last checked August 2026

Una Waterfalls and Western Krajina — 5 Days

A western route centred on the Una’s waterfalls, river landscapes, frontier castles and one guided rafting experience.

5 days12 stopsActive pace

The trip, in order

Follow the route day by day. Times and prices can change, so check official information before you travel.

Day 1

Bihać and the Una

Bihać

  1. 1

    Bihać Una River Promenade and City Centre

    A relaxed city centre shaped by the clear Una River, with promenades, bridges, cafés and compact historic landmarks. Bihać developed at an important crossing and frontier position, passing through medieval, Ottoman, Habsburg and Yugoslav periods.

    Duration
    120 minutes suggested
    Price
    Check current official information
    Start time
    Choose a start time that suits your day.
    Public outdoor areas may be visible for long hours, but interiors and staffed facilities use changing schedules. Verify the official same-week information.Opening hours not verified — check before visiting.
  2. 2

    Captain's Tower Bihać

    A sturdy medieval-origin stone tower in central Bihać, now associated with local museum displays and town history. The tower’s exact earliest phase is debated, but it became part of Bihać’s fortified urban fabric and survived later transformations.

    Duration
    60 minutes suggested
    Price
    Check current official information
    Start time
    Choose a start time that suits your day.
    Public outdoor areas may be visible for long hours, but interiors and staffed facilities use changing schedules. Verify the official same-week information.Opening hours not verified — check before visiting.
  3. 3

    Fethija Mosque

    A mosque created from a medieval Gothic church, making it one of Bosnia and Herzegovina’s most unusual religious buildings. The former church was converted after Ottoman conquest, preserving pointed Gothic forms within a later Islamic place of worship.

    Duration
    60 minutes suggested
    Price
    Check current official information
    Start time
    Choose a start time that suits your day.
    Public outdoor areas may be visible for long hours, but interiors and staffed facilities use changing schedules. Verify the official same-week information.Opening hours not verified — check before visiting.
  4. 4

    Japodski Otoci

    A landscaped riverside complex of small islands, wooden bridges and clear Una channels near Bihać. The site takes its name from the ancient Japodes and has been developed as a contemporary nature, accommodation and event destination.

    Duration
    150 minutes suggested
    Price
    Check current official information
    Start time
    Choose a start time that suits your day.
    Public outdoor areas may be visible for long hours, but interiors and staffed facilities use changing schedules. Verify the official same-week information.Opening hours not verified — check before visiting.
Day 2

Štrbački Buk and Kulen Vakuf

Kulen Vakuf

  1. 1

    Štrbački Buk Waterfall

    The Una’s most dramatic waterfall complex, with powerful cascades, viewing paths and forested river scenery. The falls lie within Una National Park, established to protect the upper Una’s exceptional travertine formations, biodiversity and cultural landscape.

    Duration
    180 minutes suggested
    Price
    Check current official information
    Start time
    Choose a start time that suits your day.
    Access is conditional or seasonal. Confirm the current opening window, final admission, weather status, road or trail access and any guide requirement before building the day.Opening hours not verified — check before visiting.Website / visitor information
  2. 2

    Kulen Vakuf and Ostrovica Fortress

    A small Una valley settlement beneath the ruins of Ostrovica fortress, combining river scenery and frontier history. The fortress guarded routes through the upper Una and was strengthened during centuries of Ottoman-Habsburg frontier rivalry.

    Duration
    180 minutes suggested
    Price
    Check current official information
    Start time
    Choose a start time that suits your day.
    Public outdoor areas may be visible for long hours, but interiors and staffed facilities use changing schedules. Verify the official same-week information.Opening hours not verified — check before visiting.
Day 3

Martin Brod and Upper Una

Martin Brod

  1. 1

    Martin Brod Waterfalls

    A network of cascades and channels where the Unac joins the Una beside the village of Martin Brod. The settlement grew around river crossings, mills and monastic life, while the travertine waterfalls became a central protected feature of Una National Park.

    Duration
    180 minutes suggested
    Price
    Check current official information
    Start time
    Choose a start time that suits your day.
    Access is conditional or seasonal. Confirm the current opening window, final admission, weather status, road or trail access and any guide requirement before building the day.Opening hours not verified — check before visiting.
  2. 2

    Una River Rafting

    Guided rafting on clear sections of the Una, ranging from scenic family trips to stronger rapids near the national park. River guiding developed alongside conservation and tourism on the Una, whose cascades and channels require local knowledge and seasonal judgement.

    Duration
    300 minutes suggested
    Price
    Check current official information
    Start time
    Choose a start time that suits your day.
    Access is conditional or seasonal. Confirm the current opening window, final admission, weather status, road or trail access and any guide requirement before building the day.Opening hours not verified — check before visiting.
Day 4

Castles of Western Krajina

Cazin

  1. 1

    Ostrožac Castle

    A romantic castle-fortress above the Una valley, combining medieval walls with later neo-Gothic residential additions. Ostrožac evolved from a frontier stronghold and was reshaped in the Austro-Hungarian period into a distinctive castle complex.

    Duration
    120 minutes suggested
    Price
    Check current official information
    Start time
    Choose a start time that suits your day.
    Public outdoor areas may be visible for long hours, but interiors and staffed facilities use changing schedules. Verify the official same-week information.Opening hours not verified — check before visiting.
  2. 2

    Sokolac Fortress Bihać

    A restored hill fortress south of Bihać with open views over the Una basin and surrounding countryside. The site has medieval origins and later formed part of the fortified frontier zone contested by regional powers.

    Duration
    90 minutes suggested
    Price
    Check current official information
    Start time
    Choose a start time that suits your day.
    Public outdoor areas may be visible for long hours, but interiors and staffed facilities use changing schedules. Verify the official same-week information.Opening hours not verified — check before visiting.
Day 5

Ključ and Bliha

Sanski Most

  1. 1

    Ključ Fortress

    Ruins of a major medieval fortress above Ključ and the Sana valley. Ključ is strongly associated with the final days of the medieval Bosnian kingdom, where King Stjepan Tomašević was captured in 1463.

    Duration
    105 minutes suggested
    Price
    Check current official information
    Start time
    Choose a start time that suits your day.
    Public outdoor areas may be visible for long hours, but interiors and staffed facilities use changing schedules. Verify the official same-week information.Opening hours not verified — check before visiting.
  2. 2

    Bliha Waterfall

    A tall waterfall where the Bliha River drops over a limestone edge in a wooded rural landscape. The waterfall is a protected natural feature and a popular regional excursion, with access conditions varying by weather and maintenance.

    Duration
    150 minutes suggested
    Price
    Check current official information
    Start time
    Choose a start time that suits your day.
    Access is conditional or seasonal. Confirm the current opening window, final admission, weather status, road or trail access and any guide requirement before building the day.Opening hours not verified — check before visiting.