theo.io/pics
2008
Great Wall, China
2011
Isla del Sol, Bolivia
2013
Woods Hole, MA, USA
2014
Iceland
Clare College, Cambridge
2013
Serengeti, Tanzania
2010
Bioluminescent E.coli
2010
Bioluminescent E. coli
2017
Skye
2014
Sixt-Fer-a-Cheval, France
2016
Cairngorms, Scotland
2013
Mount Kenya
2014
Budapest
2010
Aswan, Egypt
2008
Mongolia
2008
Pingyao, China
2013
Mount Kenya
2014
Budapest
2014
Sixt-Fer-a-Cheval, France
2013
Gull, Scotland
Star trails, Cambridge
2014
Castle Tioram, Scotland
Cambridge Observatory
King's College, Cambridge
Scotland
Trinity College, Cambridge
2013
St. Andrews, Scotland
2008
Mt Hua Shan, China
2014
Sixt-Fer-a-Cheval, France
2011
Scorpion, Peru
2011
Choquequirao, Peru
2011
Peru