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