in Hamborn Botanical Garden

State park Activities center at former metalworks with parkland, cycling trails, diving, climbing & high ropes. Zoo Established zoo keeping big cats, bears & monkeys, plus dolphinarium & adventure playground. Tourist attraction Landmark spiral sculpture & walkway made of zinc & steel, designed by Heike Mutter and Ulrich Genth. Tourist attraction Industrial heritage quarter around a historic marina offering green space, dining, shops & museums. Spa Long-standing thermal springs complex with indoor & outdoor pools, scores of saunas & a salt cave.