A few  beliefs about the horse from various cultures:
Often a common symbol of a soul journey to learn the great secrets of life, death and magic
The horse was often associated with fire and water as live-giving, yet dangerous forces
In Scotland: the ""kelpi" or water spirit was embodied in the sea or as a white horse whose mane was
like the foaming crests of the waves
In Greece: the winged horse Pegasus was a symbol of light and strength harnessed by reason

Symbol for youth, strength, sexuality and masculinity