The 22-year-old entertainer was seen walking around the Boston Commons park without shoes and even feeding the squirrels.
Several fans posted photos on social media showing him walking around town. Justin posted a photo of the park on his Instagram and a selfie of himself laying in the grass.
“Eyes are the window to the soul,” he captioned the selfie.
Click inside to see more fan photos of Justin Bieber in Boston…
Posted to: Justin Bieber