The following hotels are all 5 to 10 minutes walk from the workshop venue:
Prizeotel Bonn-City:
https://www.radissonhotels.com/en-us/hotels/prizeotel-bonn-city?cid=a%3Ase+b%3Agmb+c%3Aemea+i%3Alocal+e%3Aprz+d%3Acese+h%3ADEBONPR
Motel One Bonn-Beethoven:
https://www.motel-one.com/en/hotels/bonn/hotel-bonn-beethoven/
Ameron:
https://www.ameroncollection.com/de/bonn-hotel-koenigshof
Dorint Hotel:
https://hotel-bonn.dorint.com/de/
