Candid photograhy of people looking at the "Sun" (Olafur Eliasson's "Weather Project" installation) at the ground level of Tate Modern's turbine hall in the weekend.
Yep, those are soap bubbles in the background. I think someone was chilling out and amusing themselves and others by blowing bubbles... :-)
[ Canon EOS 10D, lens 70-200mm @ 200.0mm, shutter 1/8 sec, aperture f/4.0, exposure compensation: -1/2 step, ISO 400 ]
