An Tir twelfth Evening (AT12N) is a medieval-themed, non-alcoholic New Yr’s celebration held yearly by the Society for Inventive Anachronism (SCA) within the Kingdom of An Tir (which covers a lot of the US Higher Midwest).
The occasion provides a wide range of actions, together with feasts, dancing, tournaments, and workshops on medieval arts and sciences. AT12N is without doubt one of the largest SCA occasions of the yr, with attendance usually exceeding 2,000 folks.