This BBC article discusses some of da Vinci's most famous invention ideas. Although his inventions may not have been realized in his lifetime, we can appreciate the genius of his ideas, far ahead of Renaissance science.
This museum has a collection of models based on academic interpretations of da Vinci’s drawings. They were created between 1952 - 1956 through a complex work of interpretation. The collection includes more than 130 models connected to da Vinci’s different fields of interest: flight, military engineering, architecture, and work machines.