File:Y-40 Hotel Terme Millepini.jpg

DescriptionY-40 Hotel Terme Millepini.jpg English: The deepest tunnel in the Y-40 Pool at the Hotel Terme Millepini. Photo by Apnea Evolution Apnea Evolution

DescriptionY-40 Tunnel Hotel Terme Millepini.jpg English: The tunnel through the Y-40 Pool at the Hotel Terme Millepini. Photo by Apnea Evolution Apnea

più profondo della Y-40.JPG English: Photograph taken through a transparent tile placed along the tunnel submerged in the pool y-40. You can see the circular