Another residence of the Belgian Royal Family, the Chateau du Styvenberg (Stuyvenberg Castle), located in Laeken, Brussels, and is near the Royal Castle of Laeken. It was built in 1725 and was acquired for two hundred thousand francs by the Belgian State back in 1840, and later bought by Leopold II who would then donate it to the Royal Trust.
The first Belgian King, Leopold I, used the castle to house his mistress, and their children. A number of Kings and members of the royal family have grown up or were even born in the building, has been used as a guest house for dignitaries, and as a home for Princess Astrid of Belgium, sister to the current King Phillippe.
Grand Ducal Palace, Luxembourg
Officially the Grand Duchy of Luxembourg, Luxembourg is one of the world's smallest countries, at only about a thousand square miles in size. The Grand Ducal Palace, Luxembourg, is the official residence of the Grand Duke of Luxembourg and is also where he performs most of his duties as head of state.
The building served as the first the city hall of Luxembourg from 1572 to 1795, the seat of the prefecture of the Département des Forêts in 1795, and later the headquarters of the Luxembourg Government in 1817, when it also became the residence of the Governor. The Palace is situated in Luxembourg City, where it accommodates visiting heads of state and is the setting for state banquets and numerous other receptions.
Tarrystone Estate
Once owned by Earl Spencer, the lavish Tarrystone Estate became the guest home Princess Diana would stay in while she was visiting the Cape Town suburb of Constantia in South Africa, one of her favorite vacation destinations. It stands on two acres of land, and has two vineyards that produce grapes enough for three hundred bottles of wine a year.
Diana’s suite included a bathroom, a kitchenette, and a bedroom, while the estate as a whole features a jungle gym, two staff houses, five visitor cottages, and a jacuzzi. The house went back to the market for $5.93 million in 2014.
Gatcombe Park
Gatcombe Park is the country residence of Anne, Princess Royal, the second child and only daughter of the late Queen Elizabeth and the late Prince Philip. It's located between the villages of Minchinhampton and Avening in Gloucestershire, England. Built in the late 18th century to the designs of George Basevi, it is a royal residence to Princess Royal and is privately owned, though parts of the grounds are frequently open for events, such as horse trials and craft fairs.
Queen Elizabeth II bought the house and included a home farm in 1976 as a home for Princess Anne and Captain Mark Phillips, and while the price was not disclosed it is believed to be between five hundred thousand and seven hundred and fifty thousand pounds.
Tamarisk, Isles of Scilly
Tamarisk, or Tamarisk House, belongs to Charles, King of England, and is located on St Mary's in the Isle of Scilly, off the coast of Cornwall. Built in the mid-1960s, in a quarter-acre plot, it's largely hidden from view by its namesake shrub, the tamarisk.
Before Charles separated from Diane, the Princess of Wales, they often spent their holidays in the Isles of Scilly, but usually stayed with friends on Tresco, the second-biggest of the island of the Isles of Scilly. The cottage is built of brick, and is often lent to friends and relations of the prince.