1. Start at the trailhead, heading S.
2. 350 ftPass Mercer Slough.
3. 0.2 miTurn left onto I 90 Trail, heading E.
4. 0.4 miTurn left onto Lake-to-Lake Trail, heading N.
5. 0.8 miTurn left, heading N.
6. 150 ftTurn left onto Bellefields Loop Trail, heading NW.
7. 0.2 miTurn left, heading SW.
8. 0.1 miSharp right onto Heritage Loop, heading S.
9. 0.5 miBear left, heading S.
10. 50 ftSharp right, heading SW.
11. 0.6 miBear left, heading NE.
12. 0.1 miReach Mercer Slough, then turn around and head back the way you came.
13. 0.1 miBear right, heading S.
14. 0.6 miSharp left, heading S.
15. 100 ftBear right onto Heritage Trail, heading SE.
16. 0.5 miSharp left, heading S.
17. 0.1 miTurn right onto Bellefields Loop Trail, heading S.
18. 0.2 miTurn right, heading N.
19. 150 ftTurn right onto Lake-to-Lake Trail, heading NE.
20. 0.8 miTurn right onto I 90 Trail, heading S.
21. 0.4 miTurn right, heading W.
22. 50 ftArrive 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/lake-washington-mercer-slough-out-back-3-lakes