BDN reporter Aislinn Sarnacki and hiking buddies Derek and Oreo the dog hike North Bubble and South Bubble in Acadia National Park on July 6, 2014, on Mount Desert Island. South Bubble, home to the famous glacial erratic Bubble Rock, is one of the most popular places to hike in the park.
1-minute hike: The Bubbles in Acadia National Park
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