Photo credits (123 RF Stock Photos unless otherwise stated):
Top, L-R: ffennema, lnpdm, zgsxycll, rufous, josefkubes, smereka
Bottom, L-R: Courtesy NASA/JPL-Caltech, marrakeshh, surabky, U.S. State Dept. via Wikimedia Commons, tomas1111, Quaid-e-Azam Solar Power Park