Interesting Tech Videos!🎬 on Instagram: "Sydney’s Kingsford Smith Airport features a remarkable engineering solution: its north–south runway (Runway 16R/34L) extends over General Holmes Drive, one of the city’s key arterial routes. Vehicles pass through a tunnel beneath the runway, allowing planes to take off and land just meters overhead on one of the busiest airstrips in the Southern Hemisphere. This clever design resolved a spatial dilemma. Instead of rerouting a vital highway, engineers cho