Tide pools and rocky shoreline at Ship Harbor Trail with gentle waves and afternoon light

Tide pools catch the light between surges at Ship Harbor, granite worn smooth by centuries of Atlantic surf.

Glacially rounded cobblestones and rockweed-covered granite along the Seawall shoreline at low tide with surf breaking offshore

The cobble beach at Seawall at low tide — smooth, rounded stones shaped by centuries of wave action, with rockweed draping the intertidal zone and a cottage tucked among the spruce on the point.

E-bikes parked under golden birch trees at Jordan Pond House during a fall tour stop in Acadia National Park

View from the Great Head trail through windswept spruce and pine trees over the rocky Acadia coast

E-bikers descending a curving carriage road through sun-dappled birch and hardwood forest in fall in Acadia National Park

Autumn marsh near Seawall in Acadia National Park with golden tamarack trees and gulls gathered on still water under building clouds

The marsh near Seawall in late autumn, with tamaracks turning gold among the spruce. Gulls congregate on the shallow water and marsh grass islands dot the surface.

agle Lake Bridge stone arch spanning the carriage road with a cyclist passing through and fall foliage above in Acadia National Park

E-bike tour guests on the stepping stones along the Jordan Pond Shore Trail with South Bubble in the background in spring in Acadia National Park

Island Explorer offers free bus service around Mount Desert Island but does not allow e-bikes.

An Island Time tour group enjoying the view from, left to right, of Cadillac Mountain, Pemetic Mountain and Connor's Nubble from the western shore of Eagle Lake.

Hulls Cove Visitor Center pavillion where park visitors can purchase park passes, visit the NPS store and consult with rangers.

Bubble Pond with mirror-like reflections of mixed evergreen and deciduous fall foliage along the rocky shoreline in Acadia National Park

Close-up of an American bullfrog partially submerged among rocks at Bubble Pond in Acadia National Park

Carriage road carved through a massive exposed granite rock face showing the hand-cut stonework of the Rockefeller road system in Acadia National Park

Fall view across Eagle Lake toward Cadillac, Pemetic, Penobscot, and Sargent Mountains in Acadia National Park, Maine. Fall foliage along the shoreline and on the surrounding mountains under clear ski

E-bike tour group riding through the Eagle Lake Bridge stone arch tunnel on the carriage road system in Acadia National Park

E Biking at Witch Hole Pond near Witch Hole Carriage Road, Acadia National Park

Row of parked e-bikes along the Witch Hole Pond carriage road with panoramic pond views and fall foliage in Acadia National Park

Surf washing over wave-sculpted granite at the end of Ship Harbor Trail with spruce shore behind

Where Ship Harbor Trail meets the Atlantic — surf rolling over smooth granite ledges.

Guided e-bike tour group at a carriage road overlook with coping stones taking in views of Jordan Pond and Pemetic Mountain in Acadia National Park

Bass Harbor Head Light tower and fog bell overlooking Blue Hill Bay on a clear summer afternoon

The lighthouse and its fog bell, with islands visible across Blue Hill Bay.

Beaver-chewed tree trunk and dam at the edge of a beaver pond showing fresh gnaw marks in spring in Acadia National Park

Eagle Lake in summer with Cadillac Mountain in Acadia National Park. View through trees of the lake with a canoe on the water.

Island Time Ebike delivery truck parked at Hulls Cove Visitor Center offering tours, rentals, sales, and island-wide delivery on Mount Desert Island near Acadia National Park

E Biking at Bubble Pond, Acadia National Park

E-bike pointing south down the west side of Bubble Pond on a sunny Fall day with Cadillac Mountain in the distance

Carriage road directional signpost near Eagle Lake Bridge with arrows to Paradise Hill, Witch Hole, Eagle Lake, Seal Harbor, Bubble Pond, and Northeast Harbor amid fall foliage in Acadia National Park

E-bike parked along a carriage road at Eagle Lake in fall in Acadia National Park. Cadillac Mountain with fall foliage in the background.

Visitors enjoying the shoreline of Bubble Pond with fall foliage reflections and Cadillac Mountain in the background in Acadia National Park

E Biking at Jordan Pond, Acadia National Park

E-bikers riding the carriage road toward Jordan Pond through spruce and pine forest on a summer day in Acadia National Park

Eagle Lake in fall with Pemetic Mountain, Penobscot Mountain, Sargent Mountain, and The Bubbles (North) in Acadia National Park.

Smiling e-bike tour group posing with their bikes on the carriage road surrounded by peak fall foliage in Acadia National Park

Cobblestone Bridge viewed from the stream bed below showing the rounded cobblestone arch and fieldstone walls on the carriage road system in Acadia National Park

E-bike tour guests posing on the rocky shoreline of Jordan Pond with The Bubbles and Penobscot Mountain in spring in Acadia National Park

Rocky shoreline of Eagle Lake with Sargent Mountain and early fall foliage across the water in Acadia National Park

E-bike tour guide briefing guests before departure with bikes and helmets ready for the carriage road ride in Acadia National Park

Wildflower and blueberry fields near Jordan Pond House with views of The Bubbles and Penobscot Mountain across Jordan Pond in Acadia National Park

Witch Hole Pond on a clear fall day with colorful foliage reflected in still water and low bushes along the shoreline in Acadia National Park

Wildflowers along Jordan Pond with pink blooms in the foreground with the North and South Bubble Mountains beyond.

Visitor standing on the Great Head granite cliffs with coastal views toward Otter Point and Gorham Mountain in Acadia National Park

Lobster boats at mooring in Bass Harbor viewed from Beal’s Lobster Pier on a calm summer evening with goldenrod in the foreground and Bernard across the inlet

The view from your table at Beal’s — lobster boats swinging at their moorings while the catch comes in.

Jordan Pond stream flowing over mossy boulders through the forest to Cobblestone Bridge in Acadia National Park

E-bikes parked alongside carriage roads at Eagle Lake Bridge.

E-biking on a carriage road near Eagle Lake in fall in Acadia National Park. Cyclists and pedestrians on the tree-lined gravel path with a wooden bridge.2:14 PMEagle Lake shoreline in fall in Acadia N

Lobster traps and rope piled on Thurston’s wharf with a seagull perched on a dock post, red and white lobster boats at mooring in Bass Harbor, and Bernard’s spruce-lined shore beyond

Thurston’s wharf in late afternoon — traps stacked three high, a gull keeping watch from the dock, and the Bass Harbor fleet riding easy at their moorings.

E-bike tour guide briefing guests before departure with bikes and helmets ready for the carriage road ride in Acadia National Park

Amphitheater Bridge stone arch viewed from below on the Amphitheater Loop, one of the largest Rockefeller-era carriage road bridges in Acadia National Park

Tour group walking beneath the Cobblestone Bridge arch with stream flowing over rocks below on the carriage road system in Acadia National Park

Tour group hiking the wooded trail down to Cobblestone Bridge through mossy boulders and mixed forest in Acadia National Park

E-biking on a carriage road near Eagle Lake in fall in Acadia National Park. Cyclists and pedestrians on the tree-lined gravel path

E Biking at Paradise Hill, Acadia National Park

E-bike tour group riding along a sun-dappled carriage road through dense forest in Acadia National Park

Beaver lodge visible in Witch Hole Pond surrounded by red blueberry bushes, dead snags, and fall wetland vegetation in Acadia National Park

Wild lowbush blueberries ripening on granite ledge along the carriage roads in summer in Acadia National Park

Photography