National Geographic Magazine 1965-03, March
National Geographic Magazine 1966-12, December
National Geographic Magazine 1961-04, April
National Geographic Magazine 1960-07, July
National Geographic Magazine 1967-06, June
National Geographic Magazine 1962-04, April
National Geographic Magazine 1964-06, June
National Geographic – December 2014
National Geographic Magazine 1960-01, January
National Geographic France Hors Serie No.27 – 2014
National Geographic Italia – Dicembre 2014
Australian Geographic Outdoor – November-December 2014
Australian Geographic – September-October 2014
National Geographic Small Ship Expeditions 2015-2016
National Geographic France N 183 – Decembre 2014
National Geographic Colombia – Octubre 2014
National Geographic N 182 – Novembre 2014
National Geographic Italia – Novembre 2014
Scottish Islands Explorer – November-December 2014
Geography and You – September-October 2014
Iceland Magazine – October 2014
National Geographic – November 2014
Nature en France N 16 – Septembre-Octobre-Novembre 2014
National Geographic Italia – Ottobre 2014
National Geographic Italia – Settembre 2014
National Geographic USA – September 2014
National Geographic France N 180 – Septembre 2014
National Geographic – Septiembre 2014
Geography and You – July-August 2014
ASIAN Geographic – Issue 5, 2014
Nature en France N 15 – Juillet-Aout 2014
National Geographic Italia – Luglio 2014
National Geographic Slovenia – August 2014
National Geographic Italia – Giugno 2014
National Geographic Italia – Agosto 2014
National Geographic USA – August 2014
ASIAN Geographic – Issue 4, 2014
National Geographic France N 179 – Aout 2014
National Geographic – Agosto 2014
Geography and You – May-June 2014
