Leonardo Torres Quevedo demonstrates the Telekino in the Bilbao Abra (Spain), guiding an electric boat from the shore with people on board, which was...

Leonardo Torres Quevedo demonstrates the Telekino in the Bilbao Abra (Spain), guiding an electric boat from the shore with people on board, which was controlled at a distance over 2 km (1.2 mi), in what is considered to be the origin of modern wireless remote-control operation principles.