Twilight at Persian Gulf

From the photographer: “Night begins at the coast of the Persian Gulf in southern Iran. Milky Way band and Summer Triangle asterism are visible in the sky along with bioluminescent phytoplankton at bottom.”

Technical details: Panorama of single-exposure images. Modified Canon EOS 6D, Sigma 24mm f/1.4@f/2.2, 5s exposure, ISO 4000.
© Amirreza Kamkar