Lively shows off her toned tummy on the set of The Shallows in Lord Howe Island in New South Wales, Australia.
Blake gives us Bo Derek vibes from 1979's Ten.
Lively plays a woman who gets stranded in the ocean and encounters a great white shark.
The actress strolls along the sand in the quiet beach town.
Only only 800 permanent residents call Lord Howe Island home.
The Shallows is the second movie Blake signed on to star in after becoming a mom.
Lively's character will appear in every scene of The Shallows.
The Shallows has been described as Jaws meets 127 Hours.
Blake's character mourns the loss of her mother in the movie.
Lively, a California native, was said to be "confident" while shooting her beach scenes.