Lighthousedle
Puzzle #5 was Keri Lighthouse.
Keri lighthouse is a lighthouse in Estonia, located on the Keri (Kockskär) island in the Gulf of Finland of the Baltic Sea. The light is at an elevation of 31 metres (102 ft) above sea level, while the lighthouse is 28 metres (92 ft) tall.
Read about it on Wikipedia →
What the record says
Puzzle 5 ran on 14 Jul 2026 and the answer was Keri Lighthouse, played with 6 guesses against 8 columns. On the record: Country - Estonia; Continent - Europe; Height - 20-40m; Heritage - listed. The numbers: Built - 1720; Focal height - 31 m; Range - 11 nmi. 1 of the 8 columns is blank in the source (Material), so nobody could score it either way.
Lighthousedle builds its record from Wikidata - CC0 1.0. The description above comes from the same place the game credits on every reveal: English Wikipedia summary excerpt, CC BY-SA 4.0. The puzzle itself is still playable in the archive, and every answer that has been and gone is listed on the past-answers page.
How it scored
- Country
- Estonia
- Continent
- Europe
- Built
- 1720
- Height
- 20-40m
- Material
- Not recorded
- Heritage
- listed
- Focal height
- 31 m
- Range
- 11 nmi