mannheim city with ropeway connecting parks during federal horticulture and garden shows bundesgartenschau buga germany

transport botanical tourist show sightseeing leisure funicular outdoor aerial badenwuerttemberg cableway landmark cabin mannheim exhibition bundesgartenschau view lift buga cable ropeway machine air sky travel technology city landscape garden vehicle activity lake water tourism transportation summer cityscape holiday skyscraper germany pond urban green industry rope europe blue park skyline