Create an image of an ancient mythical creature, inspired by the traditions of a cultural festival, roaming through a mystical forest filled with ruins of lost civilizations.

Visualize a scene featuring a mythical entity from ancient lore, which bears ties to traditional cultural festivities. This creature is meandering amid a magical woodland, where remnants of vanished societies nestle in cozy corners. The forest is dense, interwoven with a rich biodiversity and sparkling dew on leaves, while the relics hint at a rich history of civilizations past. The skyline is studded with trees that reach high into the heavens, cloaked in the embrace of all-encompassing foliage, while the mysterious creature harmoniously integrates, becoming a part of this serene habitat.