Beijing News on Monday quoted people from the China Railway No. 3 Engineering Group as saying that the pits were dug to make room for a giant crane to lift away the rest of the carriages that remain on the overhead rail tracks.
In the 16th-century "Birds and Flowers of the Four Seasons" displayed across the room, on the other hand, a crane stands delicately on one leg, its long neck tracing a gentle S-curve.