We have a number of talks coming up about our expeditions, register for a talk by clicking here!


The Operation Wallacea Balkan and Iceland Office is based in Croatia and covers Croatia, Slovenia, Austria and Iceland. These details are for the office that deals with bookings from Croatian nationals. If you are interested in the Opwall Croatia project, please contact your local office instead.

+385 98 650 540


Please select a location from the map.

Wallace House, Old Bolingbroke, Spilsby, Lincolnshire PE23 4EX, UK
| +44 (0) 1790 763194 | info@opwall.com