Meet at the Sunplash parking lot at 1813 Taylor Rd. In Roseville at 5:30 pm to capool to the trailhead.

Distance: 1.6 miles one way; 1½ hrs up, ¾ hrs down (hiking). This does not include distance to trailhead. A variety of loop options are available.
Difficulty: Moderate to difficult
Slope: 16% avg; 30% max. (see below)
Trailhead / Parking: (N38-54-893; W121-02-388)

Groupup Location
REI Sacramento
1790 Expo Pkwy
Sacramento, CA 95815

Moaning Cavern Walking or Rappeling Tour
and
Zip Line option
(Rappeling and Zip package is $93.50, see below for details)

They also advertise a short nature trail. Additionally, I've been told about a hike to a nearby creek that starts at or near the cavern. I'll try to get more info.

Moaning Cavern Website

The Walking Tour - $7.15 child (3-12 yrs), $14.25 adult (12+)
up to 40 people
If we get our group there before 11am, we can get a group discount.

Meet at the Sunplash parking lot at 1813 Taylor Rd. In Roseville at 5:30 pm to capool to the trailhead.

Distance: 1.6 miles one way; 1½ hrs up, ¾ hrs down (hiking). This does not include distance to trailhead. A variety of loop options are available.
Difficulty: Moderate to difficult
Slope: 16% avg; 30% max. (see below)
Trailhead / Parking: (N38-54-893; W121-02-388)

Meet at the Sunplash parking lot at 1813 Taylor Rd. In Roseville at 5:30 pm to capool to the trailhead.

Distance: 1.6 miles one way; 1½ hrs up, ¾ hrs down (hiking). This does not include distance to trailhead. A variety of loop options are available.
Difficulty: Moderate to difficult
Slope: 16% avg; 30% max. (see below)
Trailhead / Parking: (N38-54-893; W121-02-388)