Two brothers, Joseph - Michel and Jacques - Étienne Montgolfier, discovered that they could make small paper balloons rise swiftly and smoothly into the sky by inflating them with hot air.
Pirms neilga laika divi brāļi, Žozefs Mišels un Žaks Etjēns Mongolfjē, bija atklājuši, ka, piepildot mazus papīra baloniņus ar sakarsētu gaisu, viņi var panākt, lai tie strauji un līgani paceltos gaisā.