G-BTZS Hot Air Balloon

G-BTZS is a Thunder AND Colt Colt 77B hot air balloon, built in 1992 and registered in the UK. No public sightings of G-BTZS have been logged yet. There is one photograph of it in the archive.

Also written G BTZS or GBTZS.

First photographed here by G Duke on 7 September 2026.