Footprints in sand dune

adventure alamosa blue sky clear sky color image colorado copy space day desert dune footprint great sand dunes national park horizontal landscape national park nature nobody outdoors photography remote sand sand dune scenic view solitude sunny the way forward track travel united states adventuresome adventuring america american americas cloudless co color colour daylight daytime footpath footstep mid west natural negative space north america outdoor outside park path pathway scenics sky sunlight sunshine us usa united states of america us usa white space