Calais Observatory
Historic place
Calais Observatory is a historic place in Washington County, Maine, listed on the National Register of Historic Places on 2012-12-19.
Place facts
- Category
- Historic place
- Resource type
- Site
- State
- Maine (ME)
- County
- Washington County
- NRHP reference number
- 12001069
- Coordinates
- 45.18467, -67.28056
- Listed on the National Register
- 2012-12-19
- City
- Calais
Location
Published coordinates: 45.18467, -67.28056. These are the coordinates as published by the source; they are never estimated or geocoded.
Sources
Every fact on this page comes from the registered datasets below, cited per claim and carried through an independently verified content release.
- Listing recordNational Park Service, nps.nrhp-listed (version 2026-05-22), NRHP reference 12001069
- CoordinatesNational Park Service, nps.nrhp-points-me (version 2026-09-02), NRHP reference 12001069