Swedish National Day Celebrations in Stockholm on June 6, 2018

Sweden's Princess Estelle sported a blue and yellow dress embroidered with daisies, teamed with a wide-collared white shirt and wore her hair in a low ponytail. Meanwhile, her younger brother Prince Oscar is adorable in a pair of black shorts and a white shirt posed for their new portrait in Stockholm.

Queen Silvia of Sweden wore traditional Swedish dress made up of a blue and yellow dress embroidered with daisies dress for the National day 2018 celebrations in Stockholm

Every year King Carl Gustaf and Queen Silvia of Sweden take part in a ceremony at Skansen, Stockholm’s open-air museum, where the yellow and blue Swedish flag is run up the mast

Sweden's King Carl Gustaf and Queen Silvia attended National Day celebrations at the Open Palace, Royal Palace of Stockholm

The cortege on the way to Skansen with the royal family, with them wearing cloaks to protect against the chill, from left to right: Queen Silvia, Princess Estelle, King Carl Gustaf, Prince Daniel and Crown Princess Victoria of Sweden.

Prince Oscar's mother who had her fingernails painted a rich jewel red leaned over him as he stood by the water edge, who looks adorable in a gray suit with black pants

Swedish Crown Princess Victoria carefully grasped hold of her son Prince Oscar to stop him from walking down a slope into the pond

Sweden's Prince Oscar was fascinated by the bubbling fountain as his mother Crown Princess Victoria kept a close watch on him

Crown Princess Victoria of Sweden and son Prince Oscar were in good spirits after their stone throwing session, the young royal following behind her footsteps

The Swedish Royal Family posed in the courtyard for an official shoot to celebrate the National Day celebration, from left to right: Prince Daniel,  his mother-in-law Queen Silvia, his father-in-law King Carl Gustaf, his wife Crown Princess Victoria, their children Princess Estelle and Prince Oscar.

The youngster Prince Oscar threw his collection of stones into the pool as his mother Crown Princess Victoria of Sweden watched on, in her national dress

Sweden's Crown Princess Victoria allowed her son Prince Oscar to pick up a small stone and throw it in the pond as she held onto his legs to make sure he didn't fall in

Sweden's Princess Estelle, six, steals the show as she joins her parents in traditional dress to mark Sweden's National Day 2018, from left to right Queen Silvia, King Carl Gustaf, Princess Stelle, Crown Princess Victoria, Prince Oscar and Prince Daniel.

The young royal Princess Estelle and her grandmother Queen Silvia of Sweden wore traditional Swedish dress for the occasion

Playful Princess Estelle had other ideas and could be seen skipping through the garden pictured. From left to right: King Carl Gustaf, Queen Silvia, Princess Estelle, Crown Princess Victoria and Prince Oscar of Sweden.

Prince Oscar showed off his balancing skills as he wandered closer to the edge while clutching on to some rocks

Prince Oscar's parents kept a firm grip on their young son's hands as they stood in the courtyard

(L-R) Sweden's Queen Silvia, Princess Estelle, Crown Princess Victoria, Prince Oscar and Prince Daniel on the National Day celebrations

Crown Princess Victoria with the two years old toddler Prince Oscar, was more interested in taking a better look at the sunken fountain

The six-year-old Princess Estelle of Sweden whispered in her brother Prince Oscar's ear, pictured

Princess Estelle held grandmother Queen Silvia's hand as she made her way into the garden

Crown Princess Victoria of Sweden and son Prince Oscar were in good spirits after their stone throwing session, the young royal following behind her footsteps

Crown Princess Victoria of Sweden was on hand to hold her son Prince Oscar back as he tried to paddle

The Swedish Royal Family posed in the courtyard for an official shoot to celebrate the National Day celebration, from left to right: Prince Daniel,  his mother-in-law Queen Silvia, his father-in-law King Carl Gustaf, his wife Crown Princess Victoria, their children Princess Estelle and Prince Oscar.

Princess Estelle, who wore traditional Swedish dress, was seen whispering in her little brother Prince Oscar's ear before skipping away from the group, clutching her skirt in her hand.

(L-R) Christopher O'Neill with his wife Princess Madeleine of Sweden, brother-in-law Prince Carl Philip of Sweden and sister-in-law Princess Sofia of Sweden during the national day celebrations 2018 at Skansen in Stockholm, Sweden.

(L-R) Sweden's Queen Silvia, Princess Estelle, King Carl Gustaf, Crown Princess Victoria, Prince Daniel and Prince Oscar on the balcony at Stromsholm Castle in Stockholm to mark the country's National Day 2018.

Sweden's Princess Sofia (2nd-L) and Princess Madeleine, wearing the traditional Sverigedräkten for a carriage ride through the streets of Stockholm, who were joined by their husbands Prince Carl Philip on 1st-left and Christopher O'Neill on 1st-right.

Princess Madeleine of Sweden with husband Christopher O'Neill during the national day 2018 celebrations at Skansen in Stockholm, Sweden.

Princess Estelle tearing through the gardens, a smile spread across her face with her mother Crown Princess Victoria, who both wearing traditional Swedish dress and younger brother Prince Oscar during the National Day 2018 celebrations at the Open Palace, Royal Palace of Stockholm.

(L-R) Sweden's Prince Carl Philip with wife Princess Madeleine, brother-in-law Christopher O'Neill and youngest sister Princess Madeleine in a carriage ride as they took part in the procession through the streets of Stockholm during the national day celebrations 2018.

Sweden's Queen Silvia was joined by daughters Crown Princess Victoria and Princess Madeleine and granddaughter Princess Estelle donned the traditional blue and yellow dress as they celebrated country's National Day 2018.

(L-R) Sweden's King Carl Gustaf and Queen Silvia join by their family, Princess Estelle, Crown Princess Victoria, Prince Daniel, Prince Carl Philip, Princess Sofia, Princess Madeleine and Christopher O'Neill during the National Day 2018 celebrations at the Open Palace, Royal Palace of Stockholm.

(R-L) Sweden's Prince Carl Philip, Princess Sofia, Princess Madeleine and Christopher O'Neill during the national day celebrations 2018 at Skansen in Stockholm, Sweden.

Prince Carl Philip of Sweden with wife Princess Sofia of Sweden, who is wearing the traditional Sverigedräkten during the national day celebrations 2018 at Skansen in Stockholm, Sweden.

(L-R) Sweden's Princess Madeleine with husband Christopher O'Neill, sister-in-law Princess Sofia and older brother Prince Carl Philip as they took part in the procession through the streets of Stockholm during National Day 2018 celebrations.

The Swedish royals are today celebrating National Day 2018 is an annual celebration having become a public holiday in 2004, Crown Princess Victoria pictured.

Prince Danaiel joins his wife Crown Princess Victoria of Sweden, who kept her accessories to a minimum in the form of a taupe court shoe and a white leather bag as theyattended Sweden's National Day 2018 celebrations

Crown Princess Victoria of Sweden looked elegant in a Self-Portrait dress,  was accompanied by husband Prince Daniel who looked dapper in a navy blue suit for the National Dya celebrations in June 2018

Crown Princess Victoria of Sweden looked her elegant best in a Self-Portrait dress, she teamed with a pair of taupe court shoe and a white leather bag as she attended Sweden's National Day celebrations

Crown Princess Victoria of Sweden previously wore the Self-Portrait dress to the christening of Prince Oscar back in 2016 pictured with husband Prince Daniel and Princess Estelle.

Crown Princess Victoria of Sweden stepped out in a Self-Portrait dress seen waving to the crowds as she joined her husband Prince Daniel at Stromsholm Castle to mark the country's National Day 2018.  

Crown Princess Victoria of Sweden looks elegant as she stepped out in a Self-Portrait dress was accompanied by husband Prince Daniel who looked dapper in a navy blue suit for the celebrations, as the pair arrived at Stromsholm Castle on Wednesday morning, June 6, 2018