Cape San Juan Light - Credit: Wikimedia Commons
Cape San Juan Light (Faro de Las Cabezas de San Juan) is a historic lighthouse located on the northeastern part of the highest point of Cape San Juan in Fajardo, Puerto Rico. The lighthouse was constructed in 1880 and was officially lit on May 2, 1882. The original illuminating apparatus, not changed until after 1898, had an range and displayed a fixed white light which every three minutes flashed red. Read more on Wikipedia
Source: en.wikipedia.org