Thomas Point Lighthouse Cruise

Thomas Point Shoal Light is one of the most photographed lighthouses in America, and a boat from Annapolis is the best way to see it. The hexagonal white cottage on its iron screw-pile legs stands in the Bay a few miles south of the harbor, and it dates to 1875. It is the only screwpile lighthouse of its kind still standing on its original site in the Chesapeake, and it was designated a National Historic Landmark. Coast Guard keepers lived here until automation in the 1980s, and a preservation group now maintains the building. The cruise heads out of the harbor, passes the Naval Academy and Annapolis skyline, and runs into the open Bay with views of the Chesapeake Bay Bridge. Guides describe the lighthouse's history, the lives of keepers, the Bay's wildlife and the working watermen. On clear days you can see sailboats, tankers and sometimes ospreys and dolphins, and the open water gives a sense of the scale of the estuary that shaped Annapolis.

The ride is longer than a harbor cruise, often an hour and a half or so. Because it goes into more exposed water, conditions matter: wind can make the Bay choppy, so check the forecast and dress in layers. Boats are stable and have covered areas. In summer it is warm and the evening light makes a magical photograph of the lighthouse, while shoulder seasons bring fewer crowds.

Lighthouse fans will appreciate the engineering. Screwpile lighthouses were built by driving iron piles into the seabed, a clever solution for soft Bay bottoms, and dozens once stood in the Chesapeake. Today only a few survive and Thomas Point is the standout. Occasionally the preservation group offers special tours of the interior, but most visitors see it from the water. Bring binoculars or a zoom lens if you can.

Make it part of a bigger day: pair the cruise with a morning at the Naval Academy or a walking tour, then enjoy dinner at a waterfront restaurant. The cruise also suits visitors who have already seen the harbor and want something a little more adventurous. Children usually enjoy the open-water feel and the chance to spot birds.

The Bay itself is part of the experience. The Chesapeake is the largest estuary in the United States, fed by dozens of rivers and home to blue crabs, oysters, striped bass and countless birds. On a good day the guide will point out watermen working their crab pots and oyster tongs, explaining how the industry has changed with environmental pressures.

You may spot cormorants drying their wings on channel markers and ospreys nesting on navigation buoys. Seen from the deck, the horizon looks surprisingly open for a place so close to a busy capital region, a reminder of how important the water remains to the area.

Before you go, check the departure point and boarding time carefully, because cruises of this length sometimes leave from slightly different docks than harbor sightseeing boats. Bring sunglasses, a hat and sunscreen in summer, and a windbreaker in spring and autumn. If you plan to photograph the lighthouse, sit on the side facing the shoal as the boat approaches, and keep your camera strap secure. Snacks and drinks are often available onboard, though prices are typical for boat concessions, so many visitors bring a bottle of water.