A lighthouse is a tower, building, or other type of physical structure designed to emit light from a system of lamps and lenses and to serve as a beacon for navigational aid for maritime pilots at sea or on …

Located on the former site of the United States Lighthouse Service’s (USLHS) General Depot in St. George, Staten Island, the National Lighthouse Museum educates visitors about the history and …

Lighthouse, structure, usually with a tower, built onshore or on the seabed to serve as an aid to maritime coastal navigation, warning mariners of hazards, establishing their position, and guiding them to their …

Visit New York’s scenic and historic lighthouses along the coastline and waterways.

Dec 16, 2025 · This site includes photographs, directions, histories, and GPS coordinates garnered while personally visiting every lighthouse in the United States and nearly every lighthouse in Canada.

What is a lighthouse? A lighthouse is loosely defined as a tower or other structure used to display a light for the guidance of ships to either avoid a dangerous area (shoals, etc.) or to identify a safe harbor.

One of the first known lighthouses was also the greatest and most famous of all lighthouses. It was built in 285 BC at Alexandria, Egypt, on an island at the entrance to the city’s harbor. This lighthouse, …

The Tower of Hercules, a lighthouse of Roman origin at A Coruña in northwest Spain, modelled on the Pharos of Alexandria The History of Lighthouses refers to the development of the use of towers, …

While masonry and brick were employed in lighthouse construction, concrete and steel were the most widely used materials. Structurally well suited and reasonably cheap, concrete especially lent itself to …

Lighthouse has audits for performance, accessibility, progressive web apps, SEO, and more. You can run Lighthouse against any web page, public or requiring authentication. You can run Lighthouse as …