SCOTLAND: The Big Picture / Avielochan at sunrise, Cairngorms National Park, Scotland, UK, August.

SCOTLAND: The Big Picture / Creative impression of Silver birch (Betula pendula) foliage, Creagellachie NNR, Cairngorms National Park, Scotland, UK.May

SCOTLAND: The Big Picture / Red squirrel, (Sciurus vulgaris), two backlit on pine branch, Cairngorms National Park, Scotland, UK.May

SCOTLAND: The Big Picture / Red squirrel, (Sciurus vulgaris), three animals backlit on pine branch, Cairngorms National Park, Scotland, UK.May

SCOTLAND: The Big Picture / Crested tit (Parus cristatus) backlit on lichen-covered branch, Inshriach Forest, Scotland, UK, January.January

SCOTLAND: The Big Picture / River Spey on winter's dawn, Cairngorms National Park, Scotland, UK.January

SCOTLAND: The Big Picture / Buacaille Etive Mor and River Etive in winter, Rannoch Moor, Glencoe, Scotland, UK.December

SCOTLAND: The Big Picture / Sunlight splintering through misty pine forest at sunset, Glencharnoch Wood, Cairngorms National Park, Scotland, UK.November

SCOTLAND: The Big Picture / Red Squirrel (Sciurus vulgaris), at woodland pool, Cairngorms National Park, Scotland, UK.November

Jami Tarris / African Elephant (Loxodonta africana) herd on savanna, Mount Kilimanjaro, Amboseli National Park, Kenya

Shane P. White / Tephra during volcanic eruption, Mount Yasur, Tanna Island, Vanuatu

Jeff Foott / Mount Chephren, Banff National Park, Alberta, Canada