BOTANICAL GARDEN (BOTANISCHER GARTEN)

This magnificent and much-visited botanical garden covers more than 4 hectares and features 10,000 plants and trees of different varieties, all beautifully orchestrated. Its cactus collection is one of the largest in Europe. The arboretum is remarkable, as is the orchid greenhouse. The rose garden is dazzling in its biodiversity, with fragrant blooms spread over several months. There are also water lily ponds and alpine plants. Stop off at the Café Orchidée.