The Church of St. Michael in Hildesheim, Germany, is a remarkable example of early-Romanesque architecture. Recognized for its artistic and architectural significance, it has been listed as a UNESCO World Cultural Heritage site since 1985. The church is known for its unique geometrical structure, which is based on the square of the transept crossing, and for its two choirs, east and west, with a crypt beneath the western choir. This historic church, which dates back to the early 11th century, is a testament to the religious and cultural history of the region. It continues to serve as a place of worship, with the main church being Lutheran and the crypt being Roman Catholic.