Hiccup, the reluctant Viking hero, has three months, five days, and six hours to discover America, return to Berk, save his father, battle Polarserpents, and win the annual Inter-Tribal Friendly Swimming Race.

When Hiccup is stranded on the Beach of the Broken Heart, he must face UG the Uglithug and complete the impossible task.

When an uprising of nasty dragons begins, it becomes clear that their main target is Hiccup Horrendous Haddock III, leaving the scrawny Viking no choice but to fight to defend his archipelago.

"With their longships storm-blown to the southern coast of Engla-land, Thorgrim Night Wolf and his men find themselves rich with plunder and safely ensconced in a priory called Christchurch. But that cannot last. Thorgrim, in a wolf dream, has seen the enemy armies closing in, and he knows that their peace will soon be at an end. The gods do not go so easy on them. Experience has taught him that. Nor are the gods the only threat they face. As Nothwulf,...

Recounts the further escapades of Hiccup Horrendous Haddock the Third as he continues his Viking training during which he escapes from a boatload of Roman soldiers and searches for his kidnapped dragon.

Follows the further adventures and misadventures of Hiccup Horrendous Haddock the Third as his Viking training continues and his father leads a stranger and the Hairy Hooligans to the Isle of Skullions in search of a pirate's treasure.

Discusses what everyday life was like in Viking times by using photographs of actual objects and illustrations with text.