Presenting the sights, sounds and sensations of the season, The Grotto’s Christmas Festival of Lights is the largest Christmas choral festival in the world. The festival features nearly 160 indoor holiday concerts performed by many of the region’s finest school, church and civic choirs. Offering a family-oriented blend of traditional celebration and serene reflection, the festival theme reflects the special season of hope that Christmas offers to many thousands of families from around the Pacific Northwest.