Diorama so detailed it includes tiny raindrops

Facebook page Modelismo BCN posted this remarkable example of a French diorama that is so lifelike it even has raindrops suspended midair. See the close-up below:

Modelmakers in this Imgur thread speculate that it's achieved with a clear filament, possibly fiberglass, coated with a fast-drying resin.

Amazing Water Effects on Miniatures! (via Facebook)