<https://s.mj.run/89DXSbNNcYg> <https://s.mj.run/Sn-BhPbfGLo> underground city in a cave, with underground cave city, blue glass road inside white plastic tunnel, an overwatch level, an overwatch city inside a cern tunnel, blue glass highways with huge multilevel junctions and overwatch city inside a modern freeway tunnel --ar 2:1