On a rainy afternoon in Palamos, one of the best things to do is to visit the Palamos Fishing Museum. This museum offers a fascinating insight into the town's rich fishing heritage. You can learn about the traditional fishing techniques, see historical fishing boats, and explore the various exhibits that showcase the importance of fishing in the region. The museum also organizes guided tours and workshops, allowing visitors to have a hands-on experience. It's a great way to spend a rainy afternoon while learning about the local culture and history.