Polar star trails over tower Polar star trails over tower. Timeexposure image of star trails around the northern celestial pole, over the 12thcentury watchtower at Sant Llorenc de la Muga, Girona, Spain. Stock Photo - Afloimages
Polar star trails over tower. Time-exposure image of star trails around the northern celestial pole, over the 12th-century watchtower at Sant Llorenc de la Muga, Girona, Spain.