To explore religious thought from a non-dogmatic, human-oriented standpoint.
It's a bit like surfing, a bit like whale-watching, and a little bit like navigating around rocks.
The surfer at the mouth of the Tweed River in New South Wales, was snapped by David Hines in 2012, looking down from a clifftop.
The whale was taken near Icy Strait Point, Alaska, in 2009, also by David Hines.
The yachts were taken in 2013 by Will Calver - oceanphotography.