Gray whales caught on video migrating to Alaska

LONG BEACH, California -- A group of gray whales made a surprise spectacle in the Long Beach Harbor Friday.

As many as five of them were spotted going for a morning swim.

RELATED: Majestic video shows humpback whale breaching in Los Cabos

This time of year it's gray whales who are making the epic journey to Alaska, some traveling more than 10,000 miles.

In recent weeks there have also been numerous sightings along the Bay Area coast.