They sure do hide them well. 

Guadalupe Peak 8,749 ft

Bush Mountain 8,631 ft.

Shumard Peak 8,615 ft.

Bartlett Peak 8,508 ft.

Mount Livermore 8,378 ft.

Hunter Peak 8,368 ft.

El Capitan 8,085 ft.
Also ......
Blue Mountain 7,835 ft.
Emory Peak 7,825 ft.
Lost Mine Peak 7,550 ft.
Sawtooth Mountain 7,748 ft.
Mount Locke 6,781 ft.
Chinati Peak 7,730 ft.
San Antonio Mountain 7,031 ft.
Sierra Blanca 6,894 ft.
Cathedral Mountain 6,860 ft.
Mount Ord 6,814 ft.
Goat Mountain 6,725 ft.
Cerro Alto Mountain 6,717 ft.
Newman Peak 6,650 ft.
Cienega Mountain 6,580 ft.
Santiago Peak 6,521 ft.
Victoria Peak 6,432 ft.
Gomez Peak 6,398 ft.
Star Mountain 6,350 ft.
Old Blue Mountain 6,286 ft.
Elephant Mountain 6,230 ft.
Capote Peak 6,185 ft.
Casket Mountain 6,180 ft.
Cathedral Mountain 6,122 ft.
Mitre 6,100 ft.
Major Peak 5,882 ft.
Leonard Mountain 5,860 ft.
Sue Peaks 5,857 ft.
Borachio Peak 5,661 ft.
Ranger Peak 5,653 ft.
Dome Peak 5,360 ft.
https://www.tsl.state.tx.us/ref/abouttx/mountains.html 