![](https://live.staticflickr.com/65535/48510809177_36bfc1e512_b.jpg)
Festung Königstein, 2019
![](https://live.staticflickr.com/65535/48510626681_126ac0ce2d_b.jpg)
Festung Königstein, 2019
Festung Königstein, 2019
![](https://live.staticflickr.com/65535/48510810877_d2195d038d_b.jpg)
Festung Königstein, 2019
![](https://live.staticflickr.com/65535/48510623916_42ff046759_b.jpg)
Festung Königstein, 2019
![](https://live.staticflickr.com/65535/48510811227_1199f50c8e_b.jpg)
Festung Königstein, 2019
![](https://live.staticflickr.com/65535/48510808537_c987b7b548_b.jpg)
Festung Königstein, 2019
![](https://live.staticflickr.com/65535/48510810297_8c0809dfb7_b.jpg)
Festung Königstein, 2019
... writes about the Internet of Things, Agile Software Development and Photography