Abstract: A skydiving simulator includes a framework (B) and a flying chamber (A) supported within the framework (B). The framework (B) is constituted by a plurality of symmetrically-positioned, inclined girders (1) the lower ends (1a) of which are bolted to a base (4), and the upper ends (1b) of which are interconnected by cross-pieces (2). The flying chamber (A) has an air inlet at the base thereof and an air outlet at the top thereof. The flying chamber (A) is made of tensioned sheet material (6). A plurality of motor/fan units (11) are provided for producing an upward stream of air within the flying chamber (A).