View of buildings and Oslo Opera House reflecting in harbour at dusk, Oslo, Norway, Scandinavia, Europe

oslo norway opera house architecture harbor dusk reflections buildings waterfront scandinavia evening lights cityscape tourism travel landscape serenity river calm skyline urban culture scenic water historical modern design exploration nightfall iconic picturesque vibrant tranquility destination outdoor nature aesthetic city life european city sight harbor view illuminated architectural waterfront view norway's capital panoramic beautiful sights cultural landmark serene evening captivating view