Louise Browne, Deep blue heaven (Single Shot 2019)

There's a place in Iceland where two worlds collide, literally. At Silfra, the Eurasian and North American tectonic plates meet and inside the deep fissure created by this union is what could be the clearest and bluest water in the world.

Images have been resized for web display, which may cause some loss of image quality. Note: Original high-resolution images are used for judging.