Cambridge, 2013
       
     
 Pretoria, 2017  (photo: Eoin O'Sullivan)
       
     
 Bogotá, 2017
       
     
 San Miguel, Mexico, 2015
       
     
 Cambridge, 2015
       
     
 Tokyo, 2012
       
     
 Tokyo, 2012
       
     
 Boston, 2006
       
     
 Boston, 2006
       
     
 Cambridge, 2013
       
     

Cambridge, 2013

 Pretoria, 2017  (photo: Eoin O'Sullivan)
       
     

Pretoria, 2017  (photo: Eoin O'Sullivan)

 Bogotá, 2017
       
     

Bogotá, 2017

 San Miguel, Mexico, 2015
       
     

San Miguel, Mexico, 2015

 Cambridge, 2015
       
     

Cambridge, 2015

 Tokyo, 2012
       
     

Tokyo, 2012

 Tokyo, 2012
       
     

Tokyo, 2012

 Boston, 2006
       
     

Boston, 2006

 Boston, 2006
       
     

Boston, 2006