empty autobahn in summer

road lane highway infrastructure asphalt freeway transport tarmac track green driving grass racetrack street tree line walkway rheinböllen germany 2023: rural autobahn a61 köln cologne mainz ludwigshafen west rhine connection ruhrgebiet rhein-neckar raum smaller heavy traffic speed limits empty summer road empty road autobahn autobahn autobahn entry highway entry autobahn bridge highway intersection autobahnauffahrt traffic driving car road trip forward traveling individual freedom individual travel ways finding asphalt tarmac paved road open road bundesstraße interstate main road cloud interstate bridge autobahn intersection entering autobahn german autobahn road intersection autobahnfast