Eglise Blue in Hainaut is a decaying church. Entering, you'll find a large, debris-strewn room with a partially collapsed vaulted ceiling. Features include a damaged altar, broken pews, a large pipe organ, and remnants of stained-glass windows. Water damage, peeling paint, and scattered rubble indicate significant decay. Hazards include unstable floors and debris; exercise caution. Access details not provided.