Overhanging cliffs at Pedra Furada, Unesco site Serra da Capivara National Park, Piaui, Brazil, South America

america brasilia brasilia brazil cliffs cliff countryside deserted empty federal district landscape photo landscape shot landscapes landscape latin america np national parks national park natural preserves natural preserve natural reserve nature conservation area nature park nature reserves nature reserve nature naturpark nobody no one no people np overhanging pedra furada piaui piaui protected area reserves reserve rock cliff rock faces rock face rock formations rockformation rock formation rock group rock landscape rocks landscape rocks rock wall rocky cliff rocky escarpment rocky landscapes rocky landscape rock sanctury scenery sculpted rock serra da capivara south american south america steep cliff steep faces steep face steeple steeply steep wall steep stone formations stone formation travel photography unescon national park unesco uninhabited