The northernmost state of the USA offers unusual diving experiences as part of a menu of sporting pastimes in both winter and summer. Barb Roy reports from Alaska more...

God is said to have been tired when he made Alaska, with its chaotically convoluted 10,000km coastline. But he was certainly wide awake when he filled the seas off America's northernmost state. The plankton-rich waters of Alaska support a fauna of prodigiously fattened marine creatures: pods of killer whales, halibut the size of cattle, 900kg sea-lions, and lower down the food chain barnacles the size of your fist. And there are more acts of God to enjoy in these frigid northern waters: the registered remains of 700 ship wreckings. But don't forget your drysuit!By Bucky McMahon more...