Troglodyte caves of San Miguel de Salinas Nature · San Miguel de Salinas, El Baix Segura, Alicante Image of San Miguel de Salinas, not of the place itself. A quarter of dwellings cut into the sandstone slope of the town, with walls of bare rock and a constant temperature of 22 degrees, which local people trace back to the middle of the 15th century and which today combine residential use with artists' premises. Photo: Jorgmzz (CC BY-SA 3.0) What to see and do in San Miguel de Salinas