After 22 km (a bit more than a half-marathon) walking through the beautiful city of Vienna, I finished the challenge with 12 photos for 12 topics. 

Check out my Top 6: Capture Tomorrow, Mut zur Farbe, Das Leben ist ein Spiel, Mein Millennium Genussmoment, Millennium Architektur, Halbiert

For more information about the Wiener Fotomarathon check out the website: https://www.fotomarathon.at