ALT Monument Valley on the Arizona-Utah border at golden hour, three red sandstone buttes over a flat desert with long shadows, sagebrush and a curving dirt road in the foreground under thin high clouds.

ALT Turquoise pools and dozens of small waterfalls spilling over mossy ledges at Plitvice Lakes, Croatia, with a wet wooden boardwalk and rust and yellow autumn beech forest under soft overcast light.

ALT Dresden's Striezelmarkt at blue hour in falling snow, with a giant lit wooden Christmas pyramid, snowy market stalls, a lit tree and a church tower.

ALT Mont-Saint-Michel in Normandy, France, on a clear autumn morning at low tide, the abbey and village on the granite island reflected in shallow water on the wet sand flats under a pale blue sky.

ALT Al-Khazneh, the Treasury at Petra, Jordan, at night, its carved sandstone facade between dark canyon walls, with rows of glowing paper-bag candle lanterns on the sand in front and stars above.

ALT Kotor, Montenegro, seen from the old fortress walls on an overcast autumn afternoon: terracotta rooftops and cathedral towers of the walled old town below, the grey-green bay between steep limestone mountains with low cloud, yellow autumn trees on the slope.

ALT Puente Nuevo bridge in Ronda, Spain, spanning the deep El Tajo gorge between limestone cliffs on a clear autumn afternoon, with white houses on the cliff top and dry golden grass in the foreground.

ALT Snow falling at night over the giant lit Christmas tree at Rockefeller Center, with its crystal star, the golden Prometheus statue and the empty ice rink below.

ALT Togetsukyo Bridge in Arashiyama, Kyoto, on a misty overcast autumn morning, its long low span crossing the calm Katsura River below forested hills of rust, ochre and red maples among dark pines.

ALT Dunnottar Castle ruins on a sea cliff in Scotland at golden sunrise, with spray at the cliff base and autumn bracken on the slope.

ALT Bronze-green dragon statue on Ljubljana's Dragon Bridge on a rainy autumn night, the floodlit castle on its hill behind and wet cobbles reflecting lamplight.