Sundial 571
- Dial City: San Ygnacio
- Dial State/Province: Texas
- Dial Country: USA
- Lat: 27° 2.712' N
- Dial Nr: 571
- Dial Type: Equatorial Dial
- Dial Access: Public
- Lon: 99° 26.620' W
- Dial Owner: River Pierce Foundation of San Ygnacio
- Dial Designer: Jose Villarreal
- Dial Maker: Jose Villarreal
- Dial Date: 1851
- Location:
- 704 Uribe St. Above the roof of the Jesus Trevino Fort Complex in the village of San Ygnacio, Texas, about 30 miles down the Rio Grande River from Laredo, Texas.
- Description:
- A stone equatorial dial with an iron gnomon. Inscribed on both sides with hour lines. Placed above an entrance to a walled fort also built in 1851. Legend says Jose Villarreal designed and built the dial to celebrate his escape in 1820 as a child after capture by Lipan Apache Indians and being guided by the north star in his return home. Dial Recorder Mary Garza is the great-great-granddaughter of Jose Villarreal.
- Inscription:
- "NORTE"
- Dial References:
571_RioGrandeFortress.pdf
Last Update: