The depiction of Apollo and Artemis as children, each with a serpent, on a plaque recovered from the archaeological site of Heraclea Lyncestis in Macedonia, dating to the 4th century BCE, is a fascinating and picturesque artifact that intertwines mythology, art, and history. Heraclea Lyncestis, located near the modern town of Bitola, was an important city in the ancient region of Macedonia, founded by Philip II of Macedon in the middle of the 4th century BCE. It became a significant urban, military, and religious center in the Hellenistic period. Apollo and Artemis are among the most venerated deities in Greek mythology, with Apollo being the god of the sun, music, healing, and prophecy, and Artemis being the goddess of the hunt, wilderness, childbirth, and virginity. Depictions of these deities from their childhood are less common, making such an artifact particularly intriguing. The inclusion of serpents with both deities could symbolize various aspects of their divine powers and attributes. In ancient Greek culture, serpents were often associated with healing, wisdom, and rebirth due to their ability to shed their skin. For Apollo, this could relate to his association with healing and prophecy, as the serpent was a symbol of his oracular sanctuary at Delphi. For Artemis, the serpent might symbolize her role as a protector of the young and her connections to the natural world. However, it's important to note that while the description provided paints a vivid picture of a unique archaeological find, specific references to this exact plaque and its depiction of Apollo and Artemis with serpents at Heraclea Lyncestis do not match widely documented artifacts as of my last update. The site itself is well-known for its beautiful floor mosaics, ancient theater, and remnants of Roman and early Christian periods, making it a significant archaeological and historical site. The blending of mythological figures with archaeological discoveries offers a fascinating glimpse into how ancient cultures viewed their gods and the natural world around them, serving as a reminder of the complex belief systems and artistic expressions that have shaped human history.