landscape of lake blautopf in autumn colors

alb alps attractions autumn autumnal background blaubeuren blautopf blue colorful coloring colors colourful colouring colours country countryside destination european fall forest geopark geotope german germany historic historical holiday idyllic image inversion jura karst karstic lake landscape limestone magic mirror mirrored mirroring natural nature park people pond pot recreational reddish reflected reflection reflective reserve romantic scene scenery scenic schwacurren bische season seasonal swabian time tints tourism tourist touristic tranquil travel vibrant water waters woodland