Emerald Lake in the crater of an extinct volcano. Tongariro National Park - NewZealand
Emerald Lake in the crater of an extinct volcano. Tongariro National Park - the oldest and most famous park in the North Island of New
giant whirlpool in Crater Lake National Park
Snowy Crater Lake and Wizard Island, Crater Lake National Park, Oregon
Villarrica Volcano, Villarrica's National Park, Lake District, Chile
Giant crater lake - The crater lake at Crater Lake National Park in Oregon was formed about 150 years ago by the collapse of the volcano Mount Mazama. PIC BY FRANCOIS GOHIER / ARDEA / CATERS NEWS
Emerald Lake Mist, Yoho National Park - BC, Canada.