aerial view of wachau valley vineyards and danube river at sunset, austria

world wine winding wachau viticulture vineyards village view veltliner valley vacation unesco travel traditional town tourism themes terrain sunset sunlight stadium small skyline site shadows serenity sea scenic scene rugged rolling roads river riesling renowned region producing photograph perfect panorama nature mountain lush long landscape landmark houses hills hill highlighting heritage harmoniously grner golden gently flows featuring famous european valley austria aerial view drone vineyards region danube river landscape countryside rural village hills heritage scenery tourism viticulture beauty historic destinations countryside charm houses culture agriculture green fields panoramic hour