1311-822 - A sign in different languages warning of a dangerous cliff at the West Vista of the Trailview Overlook along the Hermit Road rim trail, Grand Canyon, UNESCO World Heritage Site, Arizona, United States of America, North America
1361-385 - Aerial morning view of the white lighthouse of Capo Murro di Porco on the peninsula Maddalena, Plemmirio Marine Park, Ionian Sea, Syracuse province, Sicily, Italy, Mediterranean, Europe
1179-5678 - Aerial view of the calm sea at dawn surrounding the old Venetian port and lighthouse, Rethymno, Crete island, Greek Islands, Greece, Europe
1242-435 - Yaquina Head lighthouse, the tallest of Oregon's nine surviving 19th century lighthouses, Oregon, United States of America, North America
1116-51298 - Caution sign at Kolugljufur Gorge, a canyon with a spectacular waterfall in Northwest Iceland; Hunaping vestra, Northwestern Region, Iceland
1116-51784 - A Collared Pika (Ochotona collaris) sounds an alarm to nearby Pikas to alert them to a possible danger or to simply communicate with others. Pikas do not hibernate and are actually small members of the rabbit family. Hatcher Pass area near Palmer, Alaska in South-central Alaska, late summer; Alaska, United States of America
1116-50424 - Lioness and cub (Panthera Leo) face camera near Impala (Aepyceros melampus) harem, Grumeti Serengeti Tent Camp, Serengeti National Park; Tanzania
1116-46893 - Bear warning sign posted on a closed gate where a trail has been closed, Liard River Hot Springs Provincial Park, British Columbia, Canada
1116-46186 - Cautionary Road Sign Of Bear Crossing On A Windy Mountain Road With Vehicle On Roadway, With Mountains And Blue Sky, Waterton, Alberta, Canada
1311-61 - Cathedral Rock at the intersection of upper Baldwin Loop and HiLine Trails with sign warning that the HiLine Trail is for experts only, Sedona, Arizona, United States of America, North America
1116-42767 - Agriculture - Obliquebanded leafroller (Choristoneura rosaceana) insect trap placed in a cherry orchard in Spring. Its function is an early-warning system to detect adult insect emergence and monitor pest populations so that timely control programs can be
1116-42766 - Agriculture - An insect trap placed in a Thompson Seedless grape vineyard in Spring. Its function is an early-warning system to detect adult insect emergence and flight of certain moths including the European Grapevine Moth (Lobesia botrana) and the Omniv
1311-15 - A road leading to Grasshopper Point in Sedona with a warning sign to not run over protected snakes, Arizona, United States of America, North America