Copenhagen Airport, Denmark: September 22nd

Oslo Airport, Norway: September 22nd

Mourmelon le Grand Military Base, France: September 22nd

Aalborg Airport, Denmark: September 24th

Skrykdsrup Military Base, Denmark: September 24th

Aalborg Airport, Denmark: September 25th

Sonderborg Airport, Denmark: September 25th

Sanitz Military Base, Germany: September 25th

Esbjerg Airport, Denmark: September 25th

Karlskrona Archipelago, Sweden: September 25th

Kiel Naval Shipyard, Germany: September 26th

Amsterdam Schiphol Airport, Netherlands: September 27th (some reports indicate balloon but pilots maintain they saw a drone)

Vilnius Airport, Lithuania: September 27th (subsequent incursions have been attributed to an apparent smuggling balloon invasion but this initial report still claims to be drones)

Karup Military Base, Denmark: September 27th

Valajaskoski Power Plant, Finland: September 27th

Bronnoysund Airport, Norway: September 28th

Bronnoysund Airport, Norway: September 30th

Equinor Sleipner Gas Field, Norway: September 30th

Munich Airport, Germany: October 2nd

Elsenborn Military Base, Belgium: October 2nd

Munich Airport, Germany: October 3rd

Geilenkirchen Military Base, Germany: October 8th

Brandenburg, Germany: October 18th (reported over the course of many days)

Palma de Mallorca Airport, Spain: October 19th

Alicante- Elche Miguel Hernandez Airport, Spain: October 27th

Marche en Famenne Military Base, Belgium: October 29th

Berlin Airport, Germany: October 31st

Ostend Airport, Belgium: October 31st

Kleine-Brogel Military Base, Belgium: October 31st

Deurne Airport, Belgium: November 1st

Kleine-Brogel Military Base, Belgium: November 1st

Kleine-Brogel Military Base, Belgium: November 2nd

Bremen Airport, Germany: November 2nd

Brussels Airport, Belgium: November 4th

Liege Airport, Belgium: November 4th

Kleine-Brogel Military Base, Belgium: November 4th

Florennes Military Base, Belgium: November 4th

Schaffen Military Base, Belgium: November 4th

Heverlee Military Base, Belgium: November 5th

Hanover Airport Germany: November 5th

Gothenburg Airport, Sweden: November 6th