Short walk
Choose a central cluster and combine it with the river, dinner, or a drink.
How to experience Ljubljana's light-art festival, with evening walking routes, free installations, galleries, photo tips, and mid-May to mid-June planning.
Illustrative photograph · not a photograph of this event or edition
Past edition · next dates not verified
2026 completed. Next dates, installations and operating hours have not been verified.
26 May–20 June 2026; replaces the older 2025 tourism source.
Usual season
May – June
Where
Galleries & streets
Cost
Free & paid activities
Vibe
Light art installations and evening gallery walks.
Lighting Guerrilla changes how Ljubljana feels after dark. Streets, galleries, parks, and public spaces become part of a light-art route, which makes the festival especially good for visitors who like walking and photography.
Because installations are spread out, the best approach is to choose a focused route rather than trying to see everything in one night.
The organizer's 2026 release gives 26 May–20 June; that edition is over. The previously linked tourism page described 2025 and should not determine a new visit. Next-edition installations, hours and dates have not been verified, so there is no current installation route to promise.
When the new map appears, mark the operating hours of three or four installations before drawing a walking loop. Start with anything that closes earlier, and check whether indoor stops require a ticket or reservation. Allow about 60–90 minutes for a modest route as a planning estimate, then adjust to the actual distances and time you want to spend at each work.
For photographs, let your eyes adjust, hold the camera steady and avoid flash that changes the installation or disturbs other viewers. Use a tripod only where it does not block circulation and where allowed. Check the real walking surface and any access restrictions, and keep an indoor alternative for bad weather.
Check the current festival map and start near the central cluster of installations. Vžigalica Gallery and the wider center are often important reference points, but locations can change by edition.
Go after dark for the strongest effect. If you are visiting with children or prefer quieter streets, start early in the evening rather than late at night.
Choose a central cluster and combine it with the river, dinner, or a drink.
Bring a steady hand, patience, and time to wait for crowds to move.
Use the official map and comfortable shoes if you want several installations in one night.
Many parts of the festival are free, especially outdoor installations. Indoor exhibitions, talks, workshops, or guided tours may have their own rules.
Some editions include guided walks or cycling tours. These are worth checking if you want context or if the route stretches beyond the immediate old-town core.
Lighting Guerrilla is best for art travelers, photographers, design-minded visitors, and people who want a free or low-cost evening plan. It is also a good way to see parts of the city you might otherwise skip.
It is less suited to travelers who want a fixed seated show. The pleasure is in moving between works and letting the city act as the gallery.
Keep exploring
Annual guide · Jazz & live music
Plan a summer music visit around the right performance, setting and ticket.
Early summer · usual season
Check the edition's venue programme
Admission not confirmed
Annual guide · International music
Choose performances and plan venue changes at Ljubljana's international music festival.
May · usual season
Check the edition's venue programme
Admission not confirmed
Annual guide · Outdoor cinema
Plan castle cinema with the right subtitles, weather checks and journey home.
Summer · usual season
Ljubljana Castle courtyard
Ticket required
It usually takes place from mid-May to mid-June. Check the current official programme for exact dates, locations, and installation times.
Many outdoor installations are free. Some indoor events, workshops, or guided activities may have separate rules.
Evening is best because light installations and projections have the strongest effect after dark.
Yes. It is one of Ljubljana's better recurring events for night photography, light installations, and unusual city views.