ulmen, germany - 08 09 2022: hiking trail signs

sign signage tree trail green forest plant lane advertising woodland lighting leaf jungle road park flower banner ulmen germany 2022: ulmener maar old town shore small eifel caldera lake called youngest volcanic lakes area castle ruin located stretches hill autobahn separates rural vulkaneifel extreme est ruins half-timbered medieval architecture hiking signs cochem wallfahrtskirche martental antoniuskreuz weiler gevenich büchel lutzerath schmitt auderath