Alligator in pond watching, Parque Nacional Madidi, Bolivia, South America

Glacier ice melting and icebergs at Perito Moreno, Moreno Glacier, Parque Nacional Los Glaciares, UNESCO World Heritage Site, Patagonia, Argentina, South America

Tsunami warning sign, Patong Beach, Phuket, Thailand, Southeast Asia, Asia

Smoke rises from the active crater of Tungurahua Volcano that threatens the nearby town of Banos, Ambato Province, Central Highlands, Ecuador, South America