Catherine, Princess of Wales arrives at Logan International Airport on November 30, 2022 in Boston, Massachusetts. (Photo by Chris Jackson/Getty Images)

Kate Middleton and her husband Prince William have arrived in the United States for their first trip to the country in eight years. The royal couple is visiting Boston to attend the second annual Earthshot Prize Awards Ceremony to celebrate efforts to repair the planet from global warming. On the three-day excursion, the Prince and Princess of Wales will meet those working tirelessly to combat climate change and learn about the environmental challenges Boston faces.

Catherine, the Princess of Wales has already served a myriad of head-turning style moments after arriving in the city on Wednesday, stepping out in her most beloved British fashion labels from Burberry, Mulberry and Alexander McQueen.

From a pristinely chic airport arrival to formal events and a killer courtside look, Middleton is putting her timeless and tailored style on display. The trip will wrap with Friday’s Earthshot Prize Awards ceremony, and we’re sure the Princess of Wales has many more head-turning looks in store.

Kate Middleton in an Emilia Wickstead houndstooth dress

The Prince and Princess of Wales visit to Boston USA . 30th November to 2nd December 2022. (The Sun Pool picture by Paul Edwards/Getty Images)

On the third day of the Prince and Princess of Wales’ Boston trip, Middleton stepped out for her first solo engagement to visit Harvard University. The Princess met with experts at the Ivy League’s Center on the Developing Child, wearing a long-sleeve midi Emilia Wickstead collared houndstooth dress with black pumps, while carrying a small slate blue handbag with a circular gold buckle and gold Liv Thurlwell hoop earrings.

Kate Middleton in an Alexander McQueen coat

Prince William, Prince of Wales and Catherine, Princess of Wales visit east Boston to see the changing face of Boston’s shoreline as the city contends with rising sea levels on December 01, 2022 in Boston, Massachusetts. (Photo by Chris Jackson/Getty Images)

The royals bundled up to visit Boston Harbor, with Middleton opting for a chocolate brown monochromatic look. The Princess wore a long-line double-breasted Alexander McQueen coat with a  matching brown scarf, gloves, and suede boots, and gave her ensemble a pop of color with a rusted orange dress.

Kate Middleton in a burgundy Alexander McQueen suit

Catherine, Princess of Wales arrives for her visit of Greentown Labs, North America’s largest clean-tech incubator, to learn more about how climate innovation is nurtured and scaled on December 01, 2022 in Boston, Massachusetts. T(Photo by Chris Jackson/Getty Images)

The Princess of Wales stepped out in a burgundy Alexander McQueen suit set with a petal pink pussy-bow blouse, teamed with matching wine-toned pumps and a coordinating Chanel handbag.

Kate Middleton in a vintage Chanel blazer

The Prince and Princess of Wales visit to Boston USA- Prince William and Princess Kate watch the Boston Celtics play Miami Heat Basketball match TD Gardens Boston USA . (The Sun pool picture by Paul Edwards/ Getty Images)

After completing their royal duties for the day, Prince William and Catherine, Princess of Wales attended an NBA basketball game between the Boston Celtics and the Miami Heat. Sitting courtside, Middleton sported an appropriately royal blue 1995 vintage tweed Chanel jacket, worn with tailored black trousers, and Gianvito Rossi suede pumps. She accessorized her ensemble with Shyla London earrings and a gold chain Laura Lombardi necklace.

Kate Middleton in an Alexander McQueen coat

Catherine Princess of Wales (Getty)

For their first official engagement in Boston, the Prince and Princess of Wales met with Boston’s mayor Michelle Wu and governor elect Maura Healy to address the city. Middleton chose a forest green tartan long-sleeve mid-length Burberry dress worn beneath a long-line Alexander McQueen deep matching green wool coat and carried a matching Mulberry handbag. The Princess added a touch of glamour with a pair of pearl drop Shyla London earrings.

Kate Middleton in a Burberry tartan dress

The Prince and Princess of Wales visit to Boston USA . Prince William and Princess Kate meet The Mayor of Boston Michelle Wu at City Hall Boston (Paul Edwards 30.11.22/ Getty Images)

Middleton wore a forest green tartan long-sleeve mid-length Burberry pencil dress with pleating at the waist while she carried a matching Mulberry handbag.

Kate Middleton in an Alexander McQueen suit

Catherine, Princess of Wales and Prince William, Prince of Wales arrive at Logan International Airport on November 30, 2022 in Boston, Massachusetts. (Photo by Chris Jackson/Getty Images)

The Prince and Princess of Wales touched down at Boston’s Logan International Airport in matching sleek suiting. Middleton’s tailored navy-blue pantsuit comes courtesy of Alexander McQueen. The Princess paired her polished look with a classic black turtleneck and timeless suede pumps. Adding a bit of bling to her business formal attire, Middleton adorned a pair of diamond and sapphire earrings that once belonged to the late Princess Diana.