Entertaining non-technical presentation:
This one is extensive and sort-of-technical but boring and not hands-on (only slides):
Disappointed by the available free training, I have eventually purchased from https://www.udemy.com/ the aws-certified-solutions-architect-associate course by A Cloud Guru, and created a free AWS account https://eu-west-2.console.aws.amazon.com/console/home?region=eu-west-2#
This one is extensive and sort-of-technical but boring and not hands-on (only slides):
Disappointed by the available free training, I have eventually purchased from https://www.udemy.com/ the aws-certified-solutions-architect-associate course by A Cloud Guru, and created a free AWS account https://eu-west-2.console.aws.amazon.com/console/home?region=eu-west-2#