Towers completed in 1841

The Europa Point Lighthouse, also referred to as the Trinity Lighthouse at Europa Point and the Victoria Tower or La Farola in Llanito, is a lighthouse at Europa Point, on the southeastern tip of the British Overseas Territory of Gibraltar, on the southern end of the Iberian Peninsula, at the entrance to the Mediterranean Sea.

The Jordan Point Light was a lighthouse located on Jordan Point on the James River in Prince George County, Virginia, near the south end of the present Benjamin Harrison Memorial Bridge.

The first Saginaw River lighthouse was constructed from 1839 to 1841, in a period when large quantities of lumber were being harvested and shipped from the heart of Michigan via river and the Great Lakes to the East Coast of the United States via the Erie Canal and Hudson River. This connection to major eastern markets was critical to the development of central Michigan.

St. Ann's Head Lighthouse is a lighthouse that overlooks the entrance to the Milford Haven Waterway, one of Britain's deep water harbours, from St. Ann's Head near Dale in Pembrokeshire.

The Gibraltar Aerobeacon built in 1841 is one of several lighthouses in Gibraltar, the British Overseas Territory at the southern end of the Iberian Peninsula. It is also known as the Gibraltar Aviation Light and Gibraltar Aero Light. The active beacon is positioned atop the Rock of Gibraltar and is operated by the Government of Gibraltar.