Visitors explore a stone bridge on the carriage trails.
The view from Cadillac Mountain.
John D. Rockefeller, Jr., financed Acadia's extensive network of carriage trails.
Man's best friend is welcome on many of the local hiking trails.
Swimmers wade into the peaceful water of Echo Lake. Shallow water and a sandy bottom near the shore make this a popular swimming hole for young families.
A child takes a break from the sun at Sand Beach.
Kayakers put paddle to water in Long Pond.
The view from atop the Precipice on Champlain Mountain. The Precipice Trail is one of the most challenging hiking trails in Acadia.
A view of the bubbles across Jordan Pond.
A plume of spray shoots into the air at Thunder Hole, one of Acadia National Park's most popular attractions. Thunder Hole is a large, partly submerged crevice with vertical granite walls. Insider's tip: Visit at mid-tide when the water is rising.
A bee feeds on lupine pollen. Lupines are common in Maine, covering entire fields and banks come June.