A large group of cyclists gather in a plaza on a sunny day, lifting their bicycles in the air in front of a towering sculpture. The sky is dotted with clouds, and many of the participants are dressed in casual clothing. This 2013 event marks Kritiskā masa, held on the stone-tiled plaza with a raised platform in the background.

A large group of cyclists gather in a plaza on a sunny day, lifting their bicycles in the air in front of a towering sculpture. The sky is dotted with clouds, and many of the participants are dressed in casual clothing. This 2013 event marks Kritiskā masa, held on the stone-tiled plaza with a raised platform in the background.