“Think I could get used to this whole swimming in July thing,” she captioned the pic which showed off her tanned limbs and svelte figure.
Wilkinson’s followers were quick to comment on her timeless beauty.
“Absolutely stunning Lisa. You look incredible, like a fine wine getting better with age,” one user wrote.
“50-plus never looked so healthy, natural and beautiful,” penned another.
This isn’t the first enviable snap the star has posted.
Since embarking on the trip, the Channel Nine presenter has been active on social media, frequently treating fans to picture-perfect shots of her travels.
This article originally appeared on New Idea.