muehlendamm lock in berlin

aerial architecture attraction berlin boot bridge building capital central city dawn dusk east europe european evening floodgate german germany historic historical illuminated illumination inner interest landmark light lighted lighting lights lock monument morning muehlendamm mafrac14 hlendamm night nightly nighttime nigth old place reflection reflections river riverside schleuse ship shipping sights sightseeing skyline sluice spree the tourism townscape travel twilight view with