By Jürgen Tenckhoff, 24 November, 2020 Beltringharder Koog nature reserve In October, huge flocks of barnacle geese with their black silhouettes darken the sky over the Beltringharder Koog nature reserve. Country Germany
By Jürgen Tenckhoff, 4 October, 2017 Market halls in Color-Key The market halls in Ljubljana, which are reflected in the Ljubljanica, the river of the capital of Slovenia. Country Slovenia
By Jürgen Tenckhoff, 4 October, 2017 The "three bridges" in Color-Key The "three bridges" of Ljubljana with the red Franciscan church "Annunciation" as a color-key image. Country Slovenia