Undines are mythological water spirits often depicted as beautiful female beings. They are part of various folklore traditions, particularly in European mythology. Undines are said to inhabit bodies of water like rivers, lakes, and oceans, and are associated with the element of water. Their characteristics can vary, but they are commonly portrayed as having the ability to control water and sometimes possess magical powers. In literature and art, undines have inspired many works, including the famous fairy tale "The Little Mermaid" by Hans Christian Andersen. They symbolize the connection between humanity and nature, often representing themes of love, longing, and transformation. Undines are also linked to the broader category of elemental spirits, which include beings associated with earth, air, and fire.