.....The three #Thunderhead balloon system launched by @RavenAerostar on June 18th from Cumberland (MD) are over Kansas (2) and Colorado (1) .
— StratoCat (@stratoballoon) 21 de junio de 2019
Track them live on @flightradar24 at:https://t.co/BxyPBilXyt pic.twitter.com/9qDuq2Mtja