Explore the intricacies of hyperkähler manifolds in this comprehensive lecture from the Trieste Algebraic Geometry Summer School 2021. Delve into advanced mathematical concepts as speaker Elham IZADI from UCSD, USA, provides an in-depth introduction to hyperkähler manifolds, focusing on their properties and applications in algebraic geometry. Gain valuable insights into the relationship between hyperkähler and Prym varieties, examining both classical results and cutting-edge developments in the field.