Description
If you want to observe rorýs velký north of the Alps, the city of Sonthofen inhabits various colonies. The biggest colony is localised in this 4 high concrete buildings, but the city also has several other smaller colony sites. The birds fly over the whole city, so you can observe them everywhere around. You might also check the German Bird observation webpage ornitho.de, where recent details are published.
Details
Access
This city site is easy to access and the train station of Sonthofen is also very close.

