United States
California
Los Angeles County
San Gabriel Mountains National Monument
Mueller Tunnel
United States
California
Los Angeles County
San Gabriel Mountains National Monument
Mueller Tunnel
Hiking Highlight
Recommended by 🕊️ 𝑻𝒓𝒂𝒗𝒆𝒍𝒆𝒓
This Highlight is in a protected area
Please check local regulations for: Angeles National Forest
Short tunnel on the eastern slope below San Gabriel Peak, part of the old Mt Lowe Motorway, that was never paved. The tunnel is very short, so you don't have to worry about bringing light. The road continues to the trailhead half a mile uphill.
August 25, 2025
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