On the evening of July 14, 1910, French aviator Guillaume Busson took to the skies above Paris, piloting a Blériot monoplane over the capital. In 46 minutes, he covered 52 kilometers at an altitude of 400 meters, circling the Eiffel Tower and becoming the fourth pilot to fly over Paris. This flight, part of the Bastille Day celebrations, faced initial challenges from fog that grounded other aviators, highlighting the critical role of weather in aviation from the very beginning. For ATPL and ATC students, this historical event offers a fascinating glimpse into the origins of airspace management and navigation. Busson's flight over a densely populated city like Paris required careful planning and awareness of obstacles—a precursor to modern airspace design and obstacle clearance procedures studied in ATPL courses. The fact that he flew at 400 meters, a typical altitude for early flights, contrasts with today's controlled airspace structures, where VFR and IFR traffic are separated by strict rules. Weather conditions, such as the fog that disrupted the planned military review, underscore the timeless importance of meteorological knowledge. ATPL candidates learn to interpret METARs and TAFs, while ATC students study how visibility and cloud cover impact flight operations. Busson's success despite poor visibility demonstrates the need for pilots to make sound decisions based on available weather data—a skill still emphasized in modern training. This flight also illustrates the rapid evolution of aviation technology. The Blériot monoplane, a pioneering design, was a far cry from today's complex aircraft, yet the fundamental principles of lift, thrust, and control remain the same. Understanding this history enriches an ATPL student's appreciation of how far aviation has come, from early navigation by landmarks to modern GPS and instrument approaches. In summary, Busson's 1910 flight over Paris is more than a historical footnote—it is a reminder of the enduring challenges of weather, navigation, and airspace management that every ATPL and ATC student must master. By studying such milestones, future aviation professionals gain perspective on the foundations of their field.