On Thursday, the Prince and Princess of Wales spent their second day in Boston ahead of the Earthshot Prize.

They first visited Greentown Labs in Somerville which brings together start-ups, corporates, and investors to foster ingenuity and collaboration. They met with staff and representatives of start-ups from the Greentown Labs hub.

Afterward, the Prince and Princess of Wales visited Roca in Chelsea to learn more about their work supporting high-risk young people. It aims to reduce levels of trauma, violence and incarceration, create sustained employment, and improve parenting.

In the afternoon, the Prince and Princess of Wales visited Piers Park in East Boston to learn more about their efforts to combat rising sea levels.

The Princess of Wales first wore a Roland Mouret suit (with thanks to Caroline Parr) with her Gianvito Rossi pumps, her Chanel bag, and her Daniella Draper earrings.

The Princess of Wales then wore an Alexander McQueen coat with a Gabriela Hearst knit outfit (with thanks to KateMiddStyle), brown boots, and her Daniella Draper earrings.