Waterfalls on Prisons River in summer, Prisons Valley, Mount Cucco Park, Apennines, Umbria, Italy, Europe

photography horizontal color image travel destinations travel outdoors day no people umbria italy europe waterfall flowing water water prisons river prisons valley mount cucco park apennines long exposure river forest tree summer waterfalls fall falls fresh freshness pure purity cascades travel destination tourist destination tourist destinations rivers outdoor outside nobody no one no person forests trees daytime