May 1956: Stopover in Majorca in the Balearic Islands, where the princely couple spent their honeymoon at the Hotel Formentor.

Prince Rainier and Princess Grace of Monaco visit Valencia during their honeymoon trip through several Spanish cities.

Palma de Mallorca - May 1956 - During their honeymoon, Rainier of and Grace of Monaco in mid-length suits, wearing dark glasses, leaving a jewelry store.

Princess Grace, with her husband Prince Rainier of Monaco, waves from the balcony of their Madrid, Spain, Hotel on May 12, 1956. The Prince and Princess who are on honeymoon, visited General Francisco Franco at the Pardo Palace.

Princess Grace and Prince Rainier at a party at the Formentor Yacht Club, near Puerto Pollensa on the island of Mallorca off the coast of Spain, on April 23, 1956, during their honeymoon.

Grace and Rainier of Monaco, accompanied by the mayor of the city, Manuel Sola, visit the Court of the Lions of the Alhambra, during their honeymoon trip through several Spanish cities on May 22, 1956.

Prince Rainier and Princess Grace of Monaco visit Valencia during their honeymoon trip through several Spanish cities.

PALMA DE MALLORCA, 01/05/1956.- The Princes of Monaco, Raniero and Grace assist to a bullfight celebrated in their honour in Palma de Mallorca where they are enjoying their honeymoon.

Princess Grace and Prince Rainier board their yacht for their honeymoon.

April 19, 1956-2026: Grace Kelly and Prince Rainier were married in a catholic ceremony. 📷 Howell Conant / APM

April 18, 1956-2026: Grace Kelly and Prince Rainier were married in a civil ceremony. 📷 Howell Conant / Fausto Picedi / Georges et Fernaind Detaille / APM

Monaco, April 17, 1956-2026 — A romantic walk. 📷 Howell Conant

April 16, 1956-2026: Grace Kelly and Prince Rainier in the Monaco Cathedral with friends and relatives during the rehearsals for the religious wedding.

April 13-18, 1956-2026: Grace Kelly and Prince Rainier's pre-wedding days in Monaco. 📷 Walter Carone

April 13-18, 1956-2026: Grace Kelly and Prince Rainier's pre-wedding days in Monaco.

April 13, 1956-2026: Grace Kelly and Prince Rainier’s pre-wedding days in Monaco. 📷 Paul Popper

April 12, 1956-2026: Grace Kelly arrives in Monaco welcomed by Prince Rainier. 📷 Howell Conant

April 4-12, 1956-2026: Grace Kelly's voyage to Monaco with family and friends aboard SS. Constitution. 📷 Howell Conant

April 4-12, 1956-2026: Grace Kelly's voyage to Monaco with family and friends aboard SS. Constitution. 📷 Howell Conant

April 4-12, 1956-2026: Grace Kelly's voyage to Monaco with family and friends aboard SS. Constitution. 1) 📷 Howell Conant 2) 📷 Walter Carone 3) 📷 Walter Carone pictured Grace Kelly and Howell Conant

April 4-12, 1956-2026: Grace Kelly's voyage to Monaco with family and friends aboard SS. Constitution. 1) 📷Howell Conant 2) 📷Walter Carone

April 4-12, 1956-2026: Grace Kelly's voyage to Monaco with family and friends aboard SS. Constitution. 📷Howell Conant

April 4-12, 1956-2026: Grace Kelly's voyage to Monaco with family and friends aboard SS. Constitution. 📷Howell Conant

Grace Kelly blows a farewell kiss to New York , April 4, 1956, aboard the liner SS Constitution before sailing for Monaco. At the ship's rail with her are her parents, Mr. and Mrs. John B. Kelly of Philadelphia.

Pope Leo XIV, Prince Albert II and Princess Charlene of Monaco meet during a private audience in the Prince's Palace of Monaco in Monte Carlo, Monaco, on March 28, 2026. Pope Leo XIV signs the book of honor in front of a portrait of Princess Grace of Monaco.

Photo de la Famille princière entourant Sa Sainteté le Pape Léon XIV, ce samedi 28 mars 2026, dans la Salle des Gardes du Palais Princier. 🇻🇦🇲🇨 📸 : Michaël Alesi / Palais princier

Pope Leo XIV in Monaco with Princely Family

Grace Kelly attending at the annual Academy Awards Ceremony in March 1956.

Grace kelly attend at the 1955 Cannes Film Festival for the film "The Country Girl" of Georges Seaton.

Princess Grace of Monaco with Andre Maurois (1885-1967) in Monte Carlo, ca. 1966.

HAPPY ST. PATRICK DAY!

Grace Kelly attends the 28th annual Academy Awards ceremony, on March 22, 1956, in her final appearance before leaving Hollywood to marry Prince Rainier of Monaco.

Today, Monaco celebrates the birthday of H.S.H. Prince Albert II.

#GraceKelly with the original #KellyBag arriving at Cannes station, early May 1955.

Prince Rainier and Princess Grace Of Monaco arrive at the Connaught Hotel after having lunch with the Queen at Buckingham Palace, 27th November 1957.

Grace Kelly is stopped by a peddler on the seafront at Cannes during the 1955 film festival.

Grace Kelly has barely any lines or screen time in 14 Hours, her first film role. But you can already see everything that made her great. crookedmarquee.com/through-the-... #GraceKelly #classicHollywood

Grace Kelly by Jack Garofalo, Cannes, May 1955

From Hollywood to the Palais, their romance unfolded in ink and paper — a prince and his princess falling in love one letter at a time. 💌

Princess Grace of Monaco visits the ruins at Chichen Itza, Yucatan, Mexico, 1968.

Visite apostolique de Sa Sainteté le Pape Léon XIV en Principauté de Monaco - samedi 28 mars 2026

Stamps issued to mark the 70th anniversary of the marriage of Grace Kelly and Prince Rainier of Monaco.

Grace Kelly at a cocktail party given by Jacques Fath (left) at his home "Moulin de Joko". On the right celebrity promoter Earl Blackwell and American fashion designer Oleg Cassini. Cannes, 1954.

Grace Kelly and brother John Kelly, Jr, aboard ocean liner American on July 14, 1948.

Grace Kelly during a Cocktail Party given by Alfred Hitchcock for the film "To catch a Thief". Cannes 1954.

Grace Kelly posing for Loomis Dean in 1954.

Grace Kelly, dressed in a striped top as she smiles, pictured by Loomis Dean, 1954.

70 years ago, the photographer #HowellConant published the official engagement photos of #GraceKelly and #PrinceRainier of Monaco.

February 1, 1965-2026: Happy 61st birthday, Princess Stephanie of Monaco!