Under the iceberg, Parque Nacional Los Glaciares, Argentina Under the iceberg, Parque Nacional Los Glaciares, Argentina
by orso capo on Flickr.Caving in Grotta di Ispinigoli – a karstic cave in the Supramonte massif, near Dorgali, Sardinia, Italy. by orso capo on Flickr.Caving in Grotta di Ispinigoli – a karstic cave in the Supramonte massif, near Dorgali, Sardinia, Italy.
“The Pit” on tepui summit, Mount Roraima, Venezuela “The Pit” on tepui summit, Mount Roraima, Venezuela