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  1. Lighthouse - Wikipedia

    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 …

  2. Lighthouse | Chrome for Developers

    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 …

  3. Connecticut’s Legendary Lighthouses | CTvisit

    From Revolutionary War-era beacons to lights that guided over a century of maritime history, here’s a list of some of Connecticut’s best known lighthouses, along with a few ways to …

  4. Lighthouse | Definition, History, Equipment, & Facts | Britannica

    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 …

  5. 14 Must-See Lighthouses Around the U.S. - National Trust for …

    Enjoy this handy guide featuring 14 of our favorite lighthouses in the U.S. Want even more great lighthouses? Check out this guide showcasing lighthouses from the Great Lakes to the Gulf …

  6. Lighthouse Friends

    Nov 20, 2025 · This site includes photographs, directions, histories, and GPS coordinates garnered while personally visiting every lighthouse in the United States and nearly every …

  7. Home | United States Lighthouse Society

    Nov 14, 2025 · The United States Lighthouse Society is a nonprofit historical and educational organization dedicated to saving and sharing the rich maritime legacy of American lighthouses …

  8. U.S. Lighthouse Near Me | Lighthouse Guide

    A lighthouse is a tower with a bright light on the top. It helps warn sea travelers of dangerous areas and serves as a navigational aid that helps to keep vessels of all sizes safe.

  9. Lighthouse Facts | The Lighthouse Preservation Society

    Lighthouses are built from wood, stone, brick, reinforced concrete, iron, steel, or aluminum. They are designed to withstand local environmental conditions. For example, tall skeletal …

  10. How Lighthouses Work | Lighthouse NE

    Mar 7, 2025 · For centuries, lighthouses have been key navigational aids, guiding sailors safely through treacherous waters, rocky coastlines, and dense fog. These iconic structures serve a …