Polar Bear's Icy Shenanigans Fascinate Arctic Tourist

Dramatic Icicles Coat Trees and Lighthouse in Michigan as Temperatures Plummet

'Global Greening': Irish Flag Planted in Snowy Northern Norway to Mark St Patrick's Day

Frozen Planet II Trailer

'That Is Massive' - Walrus Emerges From Water in South Wales

Aurora

Wildlife Photographer Pays Tribute to 'Remarkable' Splashing Polar Bear

Cold Front Brings 'Snow Globe Conditions' to Central Wyoming

'Insane' Weather Conditions as Great Lakes Region Hit by Lake-Effect Snow

Arctic Front Brings Snow to North Maine as Temperatures Plunge

Frozen Planet II Trailer

UPDATE: Greenpeace Targets Ship Carrying Arctic Oil in Rotterdam

Snoozing Walrus Spotted on Rocks in Northumberland

Islanders Report Rare Sighting of Walrus Off Irish Coast

Snow Reaches Cornwall as Freezing Conditions Sweep UK

Frozen Planet II Trailer

'White Start' at Cornwall's Eden Project as Snow Reaches South of England

Plane Passengers Treated to Spectacular Show of Northern Lights

Streets in New Brunswick Piled High With Snow as 'Bitterly Cold Conditions' Forecasted

Snow Whitens Woods Near Dublin as Cold Snap Hits

Snow Squall Reported in New York as Cold Front Moves East

'This is in Real Time': Water in Oklahoma Freezes Straight Out of Tap

Arctic Cold Front Coats Upstate New York in Snow

Frozen Planet II Trailer

Frozen Planet II Trailer