Which couple was transformed into snakes after living in Illyria?

The couple that was transformed into snakes after living in Illyria is indeed Cadmus and Harmonia. According to ancient Greek mythology, after a series of tragic events in their lives, including the tragic fate of their descendants, they were ultimately transformed into snakes as a final act of divine intervention. This transformation is often seen as both a punishment and a form of redemption, symbolizing their sorrow and the continuation of their existence in a different form.

Cadmus, the founder of Thebes, and Harmonia, his wife, were significant figures in mythology. Their story is intertwined with themes of fate and the consequences of one's actions, reflecting the complex tapestry of interactions between gods and mortals in Greek mythology. The setting of Illyria further highlights the geographical aspect of their tale, as this region was often depicted as a place of transformation and mystery.

In contrast, the other couples listed do not share the same fate or association with Illyria. For instance, Eurydice and Orpheus are famously known for their tragic love story revolving around Orpheus's journey to the Underworld, while Pygmalion and Galatea represent themes of love and creativity; Jason and Medea are known for their adventures and betrayals rather than