Wingsuit flying involves jumping from an airplane while wearing a specialized suit that allows the person to glide through the air like a bird before safely deploying a parachute to land. The document outlines that wingsuit flying originated in the 1930s but became more popular and commercialized in the 1990s and 2000s. It recommends getting over 200 skydives, purchasing a $700-$1500 wingsuit, and receiving specialized training before attempting wingsuit flying to safely experience gliding through the air like a bird.