Attribution & sources
Lighthousedle's lighthouse data comes from Wikidata, released into the public domain under CC0 1.0. Data retrieved retrieved 2026-07-10.
Each answer's teach card is a short verbatim excerpt from the lighthouse's English Wikipedia article summary, licensed CC BY-SA 4.0; those articles remain the copyright of their authors. The excerpt is shown only after a puzzle is finished, with a From Wikipedia (CC BY-SA 4.0) link back to the source article. Reuse of a teach excerpt must keep that attribution and the same licence.
Lighthouses are the maritime companion to Shipdle - if you enjoy this, try Shipdle, the daily guess-the-vessel game.
Dataset version 2026-07-10-1178.