A tall tower made of magma-like rocks, reflecting shades of orange and red

a tall tower made of magma-like rocks, reflecting shades of orange and red. a bridge passes the entrance, which passes over a rock formation with gaps that shine, there is a stone head of a dragon above the door, with glowing eyes, above the door the symbol of fire, the large dark wooden door . the tower has large windows and several floors, it is almost like a medieval castle.