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