1. Start at the trailhead, heading NW.
2. 450 ftContinue straight onto Busch Greenway, heading NW.
3. 0.2 miPass Mononame 207 Reservoir.
4. 1 miTurn left, heading SW.
5. 50 ftTurn right, heading SW.
6. 0.5 miPass August A Busch Lake Number 9.
7. 50 ftTurn right, heading SW.
8. 200 ftContinue straight onto Old Hamburg Trail, heading SW.
9. 0.8 miPass August A Busch Lake Number 10.
10. 150 ftContinue straight onto Hamburg Trail, heading W.
11. 0.4 miTurn right, heading NW.
12. 0.5 miReach August A Busch Lake Number 35, then turn around and head back the way you came.
13. 0.9 miTurn right onto Busch Greenway, heading SE.
14. 0.3 miTurn right, heading S.
15. 100 ftBear right onto Hamburg Trail, heading S.
16. 2.3 miSharp left, heading S.
17. 0.4 miSharp right, heading N.
18. 0.6 miPass Hamburg Quarry.
19. 400 ftBear left onto Katy Trail, heading E.
20. 2.4 miSharp left onto Missouri Research Park Trail, heading E.
21. 1.6 miArrive back at the trailhead.

Each distance is the walk from the previous step. Tap a step for a map of its junction.

Trail map, photos and weather for this hike: www.ambleway.com/hikes/august-a-busch-lake-number-35-mononame-207-reservoir-out-back-14-lakes-20-km