Steep climbs followed by mellower climbing. Mostly downhill once you hit the turnaround point.
0.5 - take the left fork there should be some signs and climb and begin a steep technical climb;
2.2 - cross the Hamilton Creek Bridge and continue on the trail uphill;
6.0 - continue through a dirt road crossing;
6.6 - at an intersection keep straight on the singletrack;
7.6 - another dirt road crossing, take right and then a quick left turn on the singletrack again;
8.5 - another intersection with a dirt road, this time take a left;
8.6 - at a fork take left;
8.7 - you will come to the intersection with Caribou Trail, continue on Lonesome Trail;
10.0 - When you come to the wilderness boundary it's time to turn around and enjoy some high speed downhilling.
How to get there:
From I-70, take Hwy 40 North to Fraser, about 6 miles past Winter Park. Continue through town and take a right on County Rd 8. Take the dirt road about 5 and turn left, drive another 2.5 miles and head towards Devils Thumb Park. This is where you'll find the Lonesome Trailhead.
Good in the summer but bring water. Bring supplies.