Balloon (aeronautics) they are popular for balloonist sport activity. The first balloon which carried passengers used hot air to obtain buoyancy and was built by the brothers Josef and Etienne Montgolfier in Annonay, France in 1783: the first passenger flight was 19 September 1783, carrying a sheep, a duck, and a rooster. The first tethered manned balloon flight was by a larger Montgolfier balloon, probably on 15 October 1783. The first free balloon flight was by the same Montgolfier balloon on 21 November 1783. When heated, air expands, so a given volume of space contains less air. This makes it lighter and,
2012 Ljubljana Marshes hot air balloon crash an improper landing procedure, as well as ignoring the bad weather warning and the flight rules. In a preliminary hearing, the pilot denied all these statements, pleading not guilty to the charge of causing general danger. The court trial began in November 2016. Two years later, the district court exonerated the defendant, based on an opinion of a foreign expert. 2012 Ljubljana Marshes hot air balloon crash The 2012 Ljubljana hot air balloon crash occurred on the Ljubljana Marshes in central Slovenia on 23 August 2012, killing six people while 26 others survived. A hot air balloon carrying 32 passengers,