Purple Giant Hyssop and other Flowers Swaying in the Wind in Front of the Beautiful Building at the Botanical Garden in Karlsruhe

karlsruhe botanical garden atmosphere relax calm enjoy beauty beautiful environment outdoors architecture attraction idyll idyllic landmark sightseeing summer tourism tourists travel travel destinations background badenwuerttemberg bloom blooming blossom botanical building city park colorful flora floral flower garden germany green historic historical nature outdoor park season trees blue sky purple giant hyssop purple agastache rugosa korean mint