Silhouettes of children looking at fishes, Aquarium of Den Bla Planet, Kastrup, Copenhagen, Denmark, Europe

travel destination photography horizontal colour image aquarium den bla planet kastrup copenhagen denmark europe silhouette indoors large group of people standing full length national aquarium denmark blue rear view boys girls large group of animals captive animal swimming fish childhood togetherness discovery fun national landmark arms up danish culture capital cities colour image colour color image color inside interior tourist destination travel landmark place of interest group capital city child children kid kids