Carysfort Reef Light is located east of Key Largo, Florida. The lighthouse has an iron-pile foundation with a platform, and a skeletal, octagonal, pyramidal tower, which is painted red. The light was 100 feet (30 m) above the water. It was the oldest functioning lighthouse of its type in the United States until it was decommissioned in 2015, having been completed in 1852. The light last installed was a xenon flashtube beacon. It was added to the National Register of Historic Places in 1984.
The Dry Tortugas Light is a lighthouse located on Loggerhead Key, three miles west of Fort Jefferson, Florida. It was taken out of operation in 2015. It has also been called the Loggerhead Lighthouse. It has been said to be "a greater distance from the mainland than any other light in the world."
Sand Key Light is a lighthouse 6 nautical miles southwest of Key West, Florida, between Sand Key Channel and Rock Key Channel, two of the channels into Key West, on a reef intermittently covered by sand. At times the key has been substantial enough to have trees, and in 1900 nine to twelve thousand terns nested on the island. At other times the island has been washed away completely.
The Key West Lighthouse is located in Key West, Florida. The first Key West lighthouse was a 65-foot (20 m) tower completed in 1825. It had 15 lamps in 15-inch (380 mm) reflectors.
The current Egmont Key Light dates from 1858. It is the oldest structure in the Tampa Bay area still used for its original purpose.
The Gasparilla Island Lights are on Gasparilla Island in Boca Grande, Florida. The Port Boca Grande Lighthouse is on the southern tip of Gasparilla Island, and marked the Boca Grande Pass entrance to Charlotte Harbor.
The Ponce de Leon Inlet Light is a lighthouse and museum located at Ponce de León Inlet in Central Florida. At 175 feet (53 m) in height, it is the tallest lighthouse in the state and one of the tallest in the United States. It is located between St. Augustine Light and Cape Canaveral Light. Restored by the Ponce de Leon Inlet Lighthouse Preservation Association, the lighthouse became a National Historic Landmark in 1998.
Concord Point Light is a 36-foot (11 m) lighthouse in Havre de Grace, Maryland. It overlooks the point where Susquehanna River flows into the Chesapeake Bay, an area of increasing navigational traffic when it was constructed in 1827. It is the northernmost lighthouse and the second-oldest tower lighthouse still standing on the bay.
Port Sanilac Light is a United States Coast Guard lighthouse located on Point Sanilac, near Port Sanilac on the eastern side of Michigan's Thumb. It is an automated and active aid to navigation on Lake Huron.
The Hog Island Light was a lighthouse roughly marking its eponymous island, and thus the north side of the Great Machipongo Inlet on the Virginia coast. Originally, no light existed between Cape Henlopen, Delaware and Cape Charles. In 1830 the United States Congress appropriated money for a coastal beacon in the general vicinity of Chincoteague Island. The following year, the Collector of Customs in Norfolk selected Assateague Island.
Gay Head Light is a historic lighthouse located on Martha's Vineyard westernmost point off of Lighthouse Road in Aquinnah, Massachusetts.
The Fort Sumter Range Lights are range lights to guide ships through the main channel of the Charleston Harbor, South Carolina. The original front light was built at Fort Sumter and the original rear light was in the steeple of St. Philip's Church in Charleston, South Carolina. Both lights were lit from 1893 to 1915 to make range lights. Today the Fort Sumter Range is the main approach channel to Charleston Harbor.
The Whitlocks Mill Light is a lighthouse on the south bank of the St. Croix River in Calais, Maine. It is the northernmost lighthouse in the state of Maine, and was the last light to be built in the state.
Ship Island Light was a lighthouse in Mississippi near Gulfport.
Heron Neck Light is a lighthouse on Green's Island in Vinalhaven, Maine at the south end of Penobscot Bay. It was established in 1854 as an aid to navigation for Vinalhaven's main port, and for the Hurricane Channel extending northwest from Heron's Neck. The light was automated in 1984. It was listed on the National Register of Historic Places as Heron Neck Light Station on January 21, 1988.
Petit Manan Light is a lighthouse on Petit Manan Island, Maine. The island is at the end of a series of ledges extending out from Petit Manan Point, between Dyer Bay and Pigeon Hill Bay, that projects into the Gulf of Maine.
The Chandeleur Island Light was a lighthouse established in 1848 near the northern end of the Chandeleur Islands in the Gulf of Mexico, off the east coast of Louisiana. Hurricane Katrina destroyed the light in 2005.
The Ship Shoal Light is a screw-pile lighthouse located in the Gulf of Mexico southwest of the Isles Dernieres off the coast of Louisiana. It is currently abandoned.
The Sabine Bank Light is a caisson lighthouse in the Gulf of Mexico south of the mouth of the Sabine River. It is still active, though the original tower has been replaced with an automated beacon on a skeleton tower.
The Pass A L'Outre Light is a defunct lighthouse in the Birdfoot Delta in Louisiana, United States, located near the mouth of the Mississippi River. Erected to mark the then-active entrance to the river, it was abandoned as that channel silted up. It has been in the path of several noteworthy hurricanes, and was heavily damaged. It is on the Lighthouse Digest Doomsday List, and is critically in danger. The lighthouse is at the center of a nature preserve.
