Dwelling in the cave

Grotta Mangiapane, Trapani, Sicily, Italy.

From two slides 90s

 

CROSSVIEW

To view 3D pics cross your eyes focusing between at the pictures until both images overlap one another in the middle.

Per vedere le foto in 3D incrociare (strabuzzare) gli occhi fino a che le due immagini si sovrappongono formandone una sola centrale.

Done