Four episodes into the second season of “Vikings,” History has renewed the show for a 10-episode Season 3.

The series, created and written by Michael Hirst, tops its Thursdays-at-10 timeslot on cable. Season 2 episodes are averaging 3.4 million total viewers, and 1.5 million viewers in the key 18-49 demographic.

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Production on Season 3 will begin this summer, and the season will air in 2015.

“‘Vikings’ has taken viewers by storm and has established itself as one of the most compelling, visually stunning dramas on television,” said network executive vice president and general manager Dirk Hoogstra.

“With its large, passionate and loyal fan base, ‘Vikings’ has cemented History firmly in the scripted series genre, just as we are the leaders in reality television,” Hoogstra continued. “We are incredibly fortunate to have such an enormously talented cast and crew led by Michael Hirst whose intricately woven storylines vividly brings the unknown, epic world of these Norsemen to life.”