Big outdoor festival in Stockholm. Try anything you can imagine in outdoor activities! Where: Sjöhistoriska muséet på Gärdet/Djurgårde, buss 69 or walk from Djurgårdsbron. When: nationaldagshelgen 6-7 juni 2015. Cost: free Related posts: Stockholm Prince show Pride parade and festivals all over Stockholm Rawfood Health Festival Stockholm Whats on in Stockholm this friday and weekend?