Michael Salla on Instagram: "Ancient Indian texts describe Vimanas not only as flying machines, but also detail their propulsion systems and engineering principles. Sources such as the Ramayana reference the Pushpaka Vimana, used for travel between India and Sri Lanka, while other texts outline mercury-based vortex propulsion and structural specifications. Additional records discuss multiple Vimana types and flight mechanics, with some texts remaining disputed due to their technical sophisticati