Ancient Rocks Boundary
Ancient Rocks Boundary is a historic site in Texas, at a modelled elevation of 1,352 m. Twin Mountains stands 2,098 m to the west, 18 miles off. The nearest named place is Brewster County, a historic site less than a tenth of a mile away. Texas Mountain Trail passes 6.3 miles off.
What the record says
- Built
- 1970
- Material
- aluminium
What to expect
- Operated by
- Texas Historical Commission
How to reach it
- 6.3 mi off the Texas Mountain Trail
Overlooks nearby
- Keesey Canyon Overlook · 28 mi
- Limpia Creek Vista · 28 mi
Named places within 25 miles
- Bird Mountain: 3.4 mi
- Cone Mountain: 3.5 mi
- House Mountain: 4.7 mi
- Pate Peak: 5.2 mi
- Smith Peak: 5.6 mi
- Brewster County: 0.0 mi
- Texas Confederate General Lawrence "Sul" Ross: 7.1 mi
- Burgess' Water Hole: 7.5 mi
- Nolte-Rooney House: 7.6 mi
- Gage-Van Sickle House: 7.6 mi
- Pueblo Nuevo Park: 6.8 mi
- Baines Park: 7.6 mi
- Railroad Park: 7.7 mi
- Kokernot Municipal Park: 7.7 mi
- Old Town Square Park: 7.7 mi
- Ranger Spring: 11.6 mi
- Modesta Springs: 21.2 mi
- Target Marathon: 6.4 mi
- Museum of the Big Bend: 7.1 mi
- Gage Gardens: 21.1 mi
- Peña Colorado: 21.4 mi
- PIcnic Area: 23.9 mi
Summits around it
The highest named summits within 22.6 miles of Ancient Rocks Boundary. Elevation from each summit’s own record; bearing measured between the two coordinates.
| Summit | Bearing | Elevation | Distance |
|---|---|---|---|
| Twin Mountains | W 280° | 2,098 m | 17.7 mi |
| Haleys Peak | SSW 209° | 2,068 m | 15.8 mi |
| Old Blue Mountain | E 79° | 1,886 m | 14.0 mi |
| Ranger Peak | WSW 241° | 1,877 m | 12.5 mi |
| Mount Ord | S 174° | 1,852 m | 8.9 mi |
| Mitre Peak | WNW 292° | 1,851 m | 16.3 mi |
| Bird Mountain | SSE 159° | 1,849 m | 3.4 mi |
| Twin Sisters | WSW 252° | 1,845 m | 11.8 mi |
When to go
Light through the year
| Date | Sunrise | Golden hour | Sunset |
|---|---|---|---|
| March equinox | 07:59 | 19:34 | 20:06 |
| June solstice | 06:53 | 20:25 | 21:00 |
| September equinox | 07:43 | 19:20 | 19:52 |
| December solstice | 07:48 | 17:22 | 17:58 |
Local time (America/Chicago).
Climate normals
Months averaging 50–80 °F: Mar–Nov.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °F | 46 | 50 | 56 | 64 | 71 | 78 | 78 | 76 | 71 | 64 | 54 | 47 |
| Precip in | 0.5 | 0.4 | 0.4 | 0.5 | 1.0 | 2.3 | 3.0 | 3.0 | 2.4 | 1.3 | 0.6 | 0.6 |
1991–2020 U.S. Climate Normals, NOAA NCEI — Alpine, 8 mi away.
Where this comes from
Location and category confirmed against OpenStreetMap.
OpenStreetMapOfficial siteOpenStreetMap element node/12394945878
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