Midnight sun - Summer activity in Tromso As summer season strategies, there's a particular celestial spectacle that waits for in the Polar circle: the Midnight Sun. Tromsø, situated in the heart of this mystical region, ends up being a phase for this awe-inspiring sensation, where the sunlight does not set for months, casting a heavenly glow over the city and the surrounding landscapes. With Arctic Cruise in Norway, you can dive into this all-natural marvel, experiencing it from the land, sea, or in lasting style.