medieval fortress interior 3d model

Walkable interior room inside a medieval Bulgarian fortress from the 13th century, during the reign of Tsar Kaloyan. The room has **three realistic stone walls** and a flat worn stone floor, high vaulted ceiling with wooden beams, and torches on the walls. The fourth side is open for connecting to a corridor or main hall, allowing the player to enter and exit. Empty interior space for placing objects, keys, chests, torches, or puzzle items. Historically accurate medieval Bulgarian architecture, no fantasy elements, realistic textures, modular design for Unity, optimized low poly but detailed, escape room friendly layout. Full room environment, walkable, player can move inside and exit.