861 Mountains of San Marcos. 52 miles, 5950 ft el, 114 ft/mi.

0.0 R Hwy 76
0.6 L Camino Del Rey
0.9 R Old River
1.3 L Golf Club
1.4 R Lake Vista
1.9 L Lake Vista Terrace
2.5 R Vista De Lomas
3.1 L Dentro De Lomas
4.0 R Vista Del Mar
5.1 L Little Gopher Canyon
5.5 L Gopher Canyon
7.2 R Twin Oaks Valley
12.9 R Twin Oaks Valley
13.0 L bike path to Olive
13.5 L Olive
13.9 R Mulberry
14.4 L Richland
15.8 R Borden
15.9 L Richland
16.4 L Rock Springs
16.7 R Woodland
17.5 L Barham
17.9 R La Moree
18.9 L Coronado Hills
19.5 R Washingtonia
20.3 R Attebury Rd
20.4 L Indian Ridge
20.5 R climb to lookout
20.9 U top
21.3 L Attebury
21.7 R Bella Vita
22.6 L Village
22.7 L Twin Oaks Valley
23.6 = San Elijo
24.4 R Double Peak
25.6 U top
26.1 R nature path
27.7 R path at radio tower
28.5 R La Plaza
29.4 L La Granada
29.6 R La Sombra
29.7 R Valencia
29.9 L Cima
30.2 L Via Vera Cruz
30.3 R paved path
30.9 R Discovery Lake Park
31.0 counter-clockwise around lake
31.7 R Medocino/Iron Horse
32.0 R Orchid
32.1 L Santa Barbara
32.2 R Craven
32.6 L Rush
32.8 = Discovery
33.2 L Twin Oaks Valley
33.8 R San Marcos
34.3 R Vineyard
34.7 R Borden
36.4 = El Norte
36.6 L Country Club
36.8 R Country Club
37.0 L Gary
37.2 L David
37.7 R Sleepy Hollow (barrier)
37.9 R Rockhoff
38.5 L Nutmeg
38.8 L Centre City
39.1 R Ivy Dell
39.3 L Jesmond Dene
41.1 R Centre City/Old 395
46.8 L Camino Del Rey
51.4 R Camino Del Rey
51.8 R CA-76
52.2 L Mission
52.3 R return to start