You are looking at a fun animated Lionel accessory. This is the Exploding Ammo Dump from 1959. I believe it is in the harder to find separate sale box.
With Separate Sale Box
- With instructions
CONDITION: Item: C-7+; Shows minor use, playwear.
Box: P-6; Edge wear, some wear. One inner side flap is missing on each end, but both flaps are present.