Calvin Harris and Taylor Swift recently celebrated their one-year anniversary by taking a tropical beach vacation. The pics they shared from their trip feature the couple in their super sexy swimwear.

Although he didn’t caption this one, Calvin Harris likely realized the photo required no words when he posted it to Instagram.

A photo posted by Calvin Harris (@calvinharris) on Mar 15, 2016 at 5:07pm PDT

This shot features both Taylor Swift and Calvin Harris, and it looks like they’re about to embark on a jet ski ride.

A photo posted by Calvin Harris (@calvinharris) on Mar 15, 2016 at 5:14pm PDT

Calvin Harris caught Taylor Swift looking fine in her tiny bikini in this photo.

A photo posted by Calvin Harris (@calvinharris) on Mar 15, 2016 at 5:19pm PDT

The “Style” singer shared a very sweet photo on her Instagram page, in which she referred to Calvin Harris by his real name–Adam Wiles.

Taylor Swift + Adam Wiles

A photo posted by Taylor Swift (@taylorswift) on Mar 15, 2016 at 5:02pm PDT

Calvin Harris and Taylor Swift began dating on March 6, 2015. Earlier in March he presented her with a gold locket with 3.6.2015–the actual date of their one-year anniversary–engraved on it.

Taylor Swift has dated Calvin Harris longer than any other man she’s dated. Do you think the two are in this for the long run? Might Calvin Harris and Taylor Swift tie the knot one day?