High Quality Content by WIKIPEDIA articles! The Challenge 1934 was the fourth and last FAI International Tourist Plane Contest (French: Challenge International de Tourisme), that took place between August 28 and September 16, 1934 in Warsaw, Poland. The four Challenges, from 1929 to 1934, were major aviation events in pre-war Europe. The 1934 Challenge was won by the Polish pilots, who had also won the previous year.