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Favorite Not double black diamond as the sign says- landing too easy. Fun enough but not worth the climb to get there for me.
Difficult Difficult

Camp Tamarancho Loop

10.8 mi 17.4 km 1,407' Up 428.84 m Up 1,406' Down 428.65 m Down

Fairfax, CA
Explore in 3D
Favorite Hitting the smooth and fast Shoreline Trail at China Camp State Park.
Intermediate Intermediate

China Camp State Park Loop

8.7 mi 14.0 km 772' Up 235.44 m Up 772' Down 235.27 m Down

Santa V…, CA
Explore in 3D
Favorite Crockett Hills Trail - Might be Tree Frog Loop
Intermediate/Difficult Intermediate/Difficult

Crockett Hills

13.2 mi 21.3 km 1,506' Up 458.88 m Up 1,505' Down 458.83 m Down

Crockett, CA
Explore in 3D
Favorite Cruising through madrone trees on the Paradise Royale Loop.
Intermediate/Difficult Intermediate/Difficult

Paradise Royale Loop

11.6 mi 18.6 km 2,229' Up 679.31 m Up 2,228' Down 679.09 m Down

Redway, CA
Explore in 3D
Favorite At the Miwok Trail junction
Intermediate/Difficult Intermediate/Difficult

Tennessee Valley/Muir Beach Singletrack Highlights

20.7 mi 33.3 km 3,233' Up 985.27 m Up 3,235' Down 985.89 m Down

Tamalpa…, CA
Explore in 3D
Favorite Enjoying the shady and secluded singletrack at the southern edge of Annadel State Park.
Difficult Difficult

Trione-Annadel State Park - Big Loop

16.7 mi 26.9 km 1,830' Up 557.88 m Up 1,839' Down 560.5 m Down

Santa Rosa, CA
Explore in 3D
Favorite Sunrise on MT Tam, April 2013. Mill Valley, CA
Intermediate Intermediate

Mt Tam Summit Loop

16.3 mi 26.2 km 2,450' Up 746.76 m Up 2,448' Down 746.3 m Down

Mill Va…, CA
Explore in 3D
Favorite Great views before the gnarly sections.
Difficult Difficult

Oat Hill Mine Trail

16.6 mi 26.8 km 2,678' Up 816.27 m Up 2,677' Down 816 m Down

Calistoga, CA
Explore in 3D
Favorite "California hospitality"... a floor pump and basic tools provided at a trail intersection
Intermediate/Difficult Intermediate/Difficult

Rockville Park Loop

7.2 mi 11.6 km 851' Up 259.41 m Up 876' Down 266.91 m Down

Green V…, CA
Explore in 3D
Favorite Biking at Marin County
Intermediate Intermediate

Golden Gate to Tennessee Beach Loop

17.9 mi 28.9 km 2,443' Up 744.76 m Up 2,477' Down 755.02 m Down

Sausalito, CA
Explore in 3D
Favorite Treading lightly ...
Intermediate Intermediate

Marin Three Lakes Loop

14.3 mi 23.1 km 1,445' Up 440.44 m Up 1,444' Down 440.05 m Down

Ross, CA
Explore in 3D
Favorite Stump beach trail.
Intermediate Intermediate

Salt Point State Park

9.6 mi 15.5 km 1,466' Up 446.74 m Up 1,500' Down 457.19 m Down

Sea Ranch, CA
Explore in 3D
Favorite Not double black diamond as the sign says- landing too easy. Fun enough but not worth the climb to get there for me.
Intermediate/Difficult Intermediate/Difficult

Tamarancho to Repack

13.8 mi 22.2 km 1,776' Up 541.39 m Up 1,777' Down 541.66 m Down

Fairfax, CA
Explore in 3D
Favorite Alphawanderlust.com -Ride into the sunset- Bolinas Ridge
Intermediate/Difficult Intermediate/Difficult

Fairfax-Bo Ridge Gravel Grinder

43.0 mi 69.3 km 3,369' Up 1026.92 m Up 3,369' Down 1026.82 m Down

Fairfax, CA
Explore in 3D
Favorite San Francisco Bay from Wildcat Canyon Regional Park.
Intermediate Intermediate

Tilden Park Inspiration Loop

8.7 mi 14.1 km 828' Up 252.44 m Up 848' Down 258.38 m Down

Kensington, CA
Explore in 3D
Favorite Wall Point Road, near the top, heading west—amazing view.
Intermediate/Difficult Intermediate/Difficult

Dan Cook, Wall Point Loop

11.3 mi 18.2 km 1,558' Up 474.84 m Up 1,557' Down 474.64 m Down

Diablo, CA
Explore in 3D
Favorite Golden Gate Bridge as seen from the Wildcat Canyon Loop
Intermediate Intermediate

Wildcat Canyon Loop

13.5 mi 21.7 km 1,176' Up 358.58 m Up 1,194' Down 363.98 m Down

Kensington, CA
Explore in 3D
Favorite Cobblestone Trail
Intermediate/Difficult Intermediate/Difficult

Annadel Loop Alternative

7.9 mi 12.6 km 625' Up 190.6 m Up 628' Down 191.36 m Down

Santa Rosa, CA
Explore in 3D
Favorite At the Miwok Trail junction
Intermediate/Difficult Intermediate/Difficult

Tennessee Valley to Muir Beach Short Loop

12.6 mi 20.3 km 1,973' Up 601.51 m Up 1,975' Down 601.86 m Down

Tamalpa…, CA
Explore in 3D
Favorite At the Miwok Trail junction
Intermediate/Difficult Intermediate/Difficult

City Mouse, Cross Country Mouse (auto free)

41.6 mi 67.0 km 4,917' Up 1498.85 m Up 4,913' Down 1497.52 m Down

San Fra…, CA
Explore in 3D
Favorite Near the end of the Woodrat Trail.
Intermediate Intermediate

Fernandez Ranch Loop with Vista Point

6.3 mi 10.1 km 847' Up 258.16 m Up 848' Down 258.45 m Down

Crockett, CA
Explore in 3D
Favorite Crockett Hills Trail - Might be Tree Frog Loop
Intermediate/Difficult Intermediate/Difficult

Crockett Hills ALL FLOW

13.9 mi 22.3 km 1,404' Up 427.83 m Up 1,396' Down 425.57 m Down

Crockett, CA
Explore in 3D
Favorite Treading lightly ...
Intermediate Intermediate

Marin Four Lakes Loop from Bike Museum

15.6 mi 25.0 km 1,521' Up 463.51 m Up 1,519' Down 463.08 m Down

Fairfax, CA
Explore in 3D
Favorite Beginning of Buck's Bypass
Intermediate/Difficult Intermediate/Difficult

Lucas Valley Loop

14.9 mi 23.9 km 2,977' Up 907.35 m Up 2,975' Down 906.7 m Down

Lucas V…, CA
Explore in 3D
Favorite Enjoying the shady and secluded singletrack at the southern edge of Annadel State Park.
Intermediate/Difficult Intermediate/Difficult

Great Big Annadel Loop

22.7 mi 36.6 km 2,561' Up 780.57 m Up 2,561' Down 780.54 m Down

Santa Rosa, CA
Explore in 3D
Favorite Moore Creek crossing.
Intermediate Intermediate

Moore Creek Park Loop

8.8 mi 14.2 km 1,296' Up 394.93 m Up 1,298' Down 395.78 m Down

Saint H…, CA
Explore in 3D
Favorite View down North Peak Trail to Devil's Elbow
Difficult Difficult

Mt. Diablo - From Castle Rock EBRP (Pine Canyon)

21.6 mi 34.8 km 3,643' Up 1110.5 m Up 3,644' Down 1110.57 m Down

Walnut…, CA
Explore in 3D
Favorite The Slab
Intermediate Intermediate

Crockett Hills Beginner Loop

6.5 mi 10.5 km 644' Up 196.18 m Up 636' Down 193.93 m Down

Crockett, CA
Explore in 3D
Favorite View up Pine Canyon. The ridge at the end is BBQ terrace. Stage Road heads right along the line of trees up the middle. Awesome climbing on the Rocks to the left. (http://www.mountainproject.com/v/pine-canyon/105734096)
Intermediate Intermediate

Creek Loop

6.8 mi 11.0 km 777' Up 236.78 m Up 779' Down 237.49 m Down

Diablo, CA
Explore in 3D
Favorite Rolling hills.
Intermediate Intermediate

Old Borges Ranch Double Loop

6.5 mi 10.4 km 756' Up 230.58 m Up 752' Down 229.29 m Down

Walnut…, CA
Explore in 3D
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