- Distance: 29.0 miles (shuttle required)
- Difficulty: Hard
- Location: Front Range & Kenosha Range
2. Colorado Trail (Segments 20 & 21)
- Distance: 27.0 miles (shuttle required)
- Difficulty: Very Hard
- Location: La Garita Wilderness Area
3. Colorado Trail (Segment 24)
- Distance: 27.0 miles (shuttle required)
- Difficulty: Very Hard
- Location: Weminuche Wilderness Area
- Distance: 29.0 miles (shuttle required)
- Difficulty: Hard
- Location: Front Range & Kenosha Range
2. Colorado Trail (Segments 20 & 21)
- Distance: 27.0 miles (shuttle required)
- Difficulty: Very Hard
- Location: La Garita Wilderness Area
3. Colorado Trail (Segment 24)
- Distance: 27.0 miles (shuttle required)
- Difficulty: Very Hard
- Location: Weminuche Wilderness Area