That's Amore
Harry plants a kiss on Olivia's lips as they lounge on the boat's deck.
Picture Perfect
The singer takes a photo of his girlfriend as she reads a book on the boat.
Cowabunga
Harry expertly jumps into the water while Olivia watches from her spot on the boat.
Deep Sea Divers
The couple enjoys a splash in the ocean during their Italian getaway.
Best Day Ever
Harry to Olivia, probably: "Just let me adore you."
Just Keep Swimming
The pair takes a look at the underwater creatures with their practical goggles.
Hugs & Kisses
Olivia and Harry share a kiss as they take a dip in the waters of the Tyrrhenian Sea.
Sweet Creature
The 27 year old shows off his many tattoos while wearing a pair of black swim trunks.
Love Boat
It's safe to say Harry "Lights Up" when he's around Olivia.
Adore You
Some time ago, fans noticed Harry gave Olivia his cross pendant, which rests on her sun-kissed back.