Distance

6.2 mi to summit

13.5 mi total

Elevation

11,122 ft start

13,775 ft max

Vertical

2,534 ft gain

Time

6 hr 44 min to summit

13 hr 27 min total

Mauna Loa shouldn't be underestimated. We ended up walking back in the dark which was very challenging.

Route name

Observatory Trail

out-and-back
Obstacles

routefinding, no water source, rockfall/loose rock, snow on route, walking on sharp volcanic lava

Key gear

no info yet