multifunctional glidder

.... here is a concept study for a multifunction aircraft - for air, space and underwater ..... data model is in the right scale - all proportions are correct. sighted aircraft interior: 20 meters long, 5.6 meters high (2 floors, only from entry) 5.6 meters wide 2 pilots, two flight attendants - 32-36 passengers lounge for passengers - three solid propeller shafts lateral horizontal swiveling turbine in approx. 8 degrees each out of vertical to the front and rear rear turbine in the vertical swiveling about 30 degrees right and left of the vertical step, igs