Nicole Kidman shares never-before-seen photo from her wedding to Keith Urban for their 16th anniversary

Nicole Kidman and Keith Urban have reached their sweet 16!

The couple, who tied the knot in 2006, celebrated their anniversary with two romantic social media posts.

Taking to Instagram, the 55-year-old Moulin Rouge star shared a never-before-seen wedding picture of herself and Urban to mark the special day.

In the snap, Kidman can be seen wearing a flowy veil with a one-shoulder Balenciaga wedding dress as she and Urban lit a unity candle during a traditional Catholic ceremony at the Cardinal Cerretti Chapel.

Alongside the photo, the Australian actress wrote: "Sweet XVI ❤️.

"Remember this like it was yesterday. Forever 🕯❤️."

While Keith shared a selfie of himself at a restaurant with his wife, writing, "HAPPY SWEET 16 BABY xxxxx."

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Since saying "I do" 16 years ago in her hometown of Sydney, Kidman and Urban have welcomed two daughters, Sunday, 13, and Faith, 11.

Kidman is also a mom to Isabella, 29, and Connor, 27, whom she adopted and shares with ex-husband Tom Cruise.

Happy anniversary you two!