In Celtic belief, the significance of the Summer Solstice is rooted in its association with abundance and fertility. This event marks the longest day of the year, symbolizing the peak of summer and the return of sunlight. It was celebrated with various rituals, honoring the sun and its life-giving properties. The solstice represents the balance of light and dark, reflecting themes of growth and harvest. Festivals often included feasting and bonfires, fostering community and connection to the natural cycles of the earth, emphasizing a deep respect for the land.