Volvon Village on Mallory Creek
Mortar Count: 715
Open
Upper Whipsnake Trail
Mortar Count: 2
Open
Volmer Peak Rock Wall
Volvon Overlook
Mortar Count: 3
Open
Above Condor/Coyote Trails
Mortar Count: 5
Open
Whelk Lookout
Mortar Count: 2
Open
ALA-481
Mortar Count: 2
Open
Whelk Pond
Mortar Count: 5
Open
Willow Park Golf Course
Mortar Count: 10
Open
Below Cave Point
Mortar Count: 11
Open
Below Jamie’s Knob
Mortar Count: 4
Open
Below Knobcone Point Road
Mortar Count: 21
Open
Windy Point
Mortar Count: 9
Open
Below Rock City
Mortar Count: 12
Open
Black Hills Trail
Mortar Count: 3
Open
Blaisdell Trail Alignment
Blue Oak Trail
Mortar Count: 16
Open
Bob Walker’s Cave
Mortar Count: 1
Open
Bob’s Mortar
Mortar Count: 75
Open
Briones Valley
Mortar Count: 2
Open
Camp Confluence
Mortar Count: 1
Open
Canyon Milling site
Mortar Count: 29
Open
Cistern Bath
Mortar Count: 1
Open
Clayton Ranch
Clayton Ranch Alignment
Condor/Coyote Trails
Mortar Count: 2
Open
Coyote Trail below reservoir
Mortar Count: 7
Open
Curry Creek Milling Station
Mortar Count: 18
Open
Curry Point Prayer Circle
Donner Creek
Mortar Count: 2
Open
Downstream from the Whelk Pond
Mortar Count: 1
Open
Elephant Rock
Mortar Count: 1
Open
Fallen Oak Village
Mortar Count: 46
Open
Fig Pig Gulch Meadow
Mortar Count: 19
Open
Founders Ridge
Mortar Count: 3
Open
Green Valley Creek
Mortar Count: 2
Open
Green’s Village in Fig Pig Gulch
Mortar Count: 75
Open
Greenhill Ranch, aka The Green Ranch
Hematite Processing Site
Mortar Count: 12
Open
Hematite Quarry
Highland Ridge Lookout
Mortar Count: 1
Open
Hog Canyon
Mortar Count: 7
Open
Hummingbird
Mortar Count: 10
Open
Indian Tree
Mortar Count: 6
Open
Intersection of Devils Slide Trail and Trail Through Time
Mortar Count: 1
Open
Intersection of Molluck and Coyote Trails
Mortar Count: 11
Open
Jamie’s Knob
Mortar Count: 13
Open
Jan Enderle Village
Mortar Count: 35
Open
Joel’s Rockspring Cave
Mortar Count: 2
Open
Joel’s Straggler
Mortar Count: 1
Open
Keller Ranch
Mortar Count: 2
Open
Lion’s Mane Village
Mortar Count: 72
Open
Live Oak Campground
Mortar Count: 28
Open
Long Canyon and Marsh Creek
Mortar Count: 36
Open
Los Meganos State Historic Park
Mortar Count: 2
Open
Los Vaqueros Log Cabin Village
Mortar Count: 60
Open
Los Vaqueros Overlook
Mortar Count: 2
Open
Los Vaqueros Pond Village
Mortar Count: 130
Open
Louise’s Walkway
Mortar Count: 2
Open
Lower Deer Valley
Mortar Count: 14
Open
Lower Highland Ridge Pond
Mortar Count: 5
Open
Lower Mallory Creek
Mortar Count: 2
Open
Lower North Blue Oak
Mortar Count: 3
Open
Lower Village Overlook
Mortar Count: 2
Open
Lower Village Upper Overlook
Mortar Count: 2
Open
Lower Volvon Village
Mortar Count: 200
Open
MacDonald Trail
Mortar Count: 1
Open
Macedo Ranch
Mortar Count: 4
Open
Mallory Creek #1
Mortar Count: 2
Open
Mallory Creek #2
Mortar Count: 7
Open
Mallory Creek #3
Mortar Count: 10
Open
Mallory Creek Village
Mortar Count: 45
Open
Mallory Ridge Pond
Mortar Count: 6
Open
Manhattan Trail–Black Diamond Mines
Mortar Count: 1
Open
Manzanita berry grinding slick with one cupule
Manzanita Ridge
Mortar Count: 2
Open
Manzanita slick
Manzanita Trail
Mortar Count: 11
Open
Mid Silva Creek Terrace
Mortar Count: 11
Open
Morgan Territory Ridge East Shelf #1
Mortar Count: 1
Open
Morgan Territory Ridge East Shelf #2
Mortar Count: 1
Open
Morgan Territory Ridge East Shelf #3
Mortar Count: 3
Open
Morgan Territory Ridge Ridge East Overlook
Mortar Count: 3
Open
Murphy Meadow
Mortar Count: 8
Open
Near Intersection of Blue Oak and Miwok Trails
Mortar Count: 5
Open
Near the top of Hog Canyon
Mortar Count: 3
Open
North Morgan Territory Ridge
Mortar Count: 2
Open
North Morgan Territory Ridge Lookout Knob
Mortar Count: 1
Open
Nothing There
Mortar Count: 38
Open
Off Marsh Creek Road
Mortar Count: 5
Open
Pine Canyon #1
Mortar Count: 2
Open
Pine Canyon #2
Mortar Count: 1
Open
Prayer Ridge
Riggs Canyon Rock Camp
Mortar Count: 113
Open
Rock City
Mortar Count: 13
Open
Rocky Ridge
Mortar Count: 10
Open
Round Valley
Mortar Count: 1
Open
Round Valley Village
Mortar Count: 317
Open
Saclan Village
Mortar Count: 8
Open
SE Mallory Ridge
Mortar Count: 4
Open
Silva Creek
Mortar Count: 2
Open
Silva Creek Cave
Mortar Count: 1
Open
Silva/Kellogg Lower
Mortar Count: 2
Open
Silva/Kellogg Upper
Mortar Count: 5
Open
Sindicich Lagoon
Mortar Count: 1
Open
Slick Ridge
Mortar Count: 33
Open
South Blue Oak Trail Ridge
Mortar Count: 1
Open
Stone Corral
Mortar Count: 33
Open
SW Riggs Canyon
Mortar Count: 5
Open
SW Windy Point
Mortar Count: 9
Open
Tao House Grooved Rock
The Toad
Top of Hog Canyon
Mortar Count: 1
Open
Trail Through Time
Mortar Count: 27
Open
Upper East Morgan Territory Ridge
Mortar Count: 6
Open
Upper Homestead Trail Knob site
Mortar Count: 8
Open
Upper Marsh Creek Tributary
Mortar Count: 3
Open
Upper Pond Village Creek
Mortar Count: 10
Open
Upper San Leandro Reservoir
Mortar Count: 8
Open

Territory: Bay Miwok

Speakers of Bay Miwok dialects occupied most of the area of Contra Costa County not bordering San Francisco or San Pablo bays. The territory of one Bay Miwok tribe, the Jalquin, may have extended into Alameda county and touched San Francisco bay at the mouth of San Leandro Creek.

Below-Knobcone-Point

Below Knobcone Point Road

Below Knobcone Point Road21 bedrock mortars, 16 on one rock.This may have been a seasonal camp, viable when there was water flowing in the nearby branches of Sycamore Creek. The notch cut by Sycamore Creek through the Black Hills provides one of the few easy routes into Volvon territory, so this camp may have had […]

CurryPointTsektsel

Curry Point Prayer Circle

Curry Point Prayer CircleProbable prayer circle.Elevation 1778 ft.The location of this probable prayer circle is a compelling one. Mt. Diablo swallows up the view to the north. To the east, across the great valley, rise the Sierra Nevada–visible on a clear day. To the south and west lie the East Bay hills.Bob channels the spirits […]

At-the-end-of-Devils-Slide-trail

Intersection of Devils Slide Trail and Trail Through Time

Intersection of Devils Slide Trail and Trail Through TimeOne bedrock mortar. Possible housepit nearby.Deep in the canyon below a sulphur spring sits a single cone-shaped mortar. Did a family live here? A single person? Or was this a “traveler’s rest” site?Closeup of the mortar.

HRP2

Lower Highland Ridge Pond

Lower Highland Ridge PondFive bedrock mortars: On one rock: 2 semi-conical bedrock mortars, 1 of which is deep, one definite broken mortar and one possible broken mortar; 2 conical bedrock mortars on a rock slab in the creek west of the pond.Elevation 2065 ft.A view of the mortar rock and the nearby pond. This is […]

Upper-Whelk-Pond-Manzanita-slick

Manzanita slick

Manzanita slick.

PRidge3

Prayer Ridge

Prayer RidgePossible TsektselElevation 1651 ft.Looking toward the possible tsektsel.A closer look. Note the stacked rocks.Photograph by James Benney.Follow this path to gain entry to the possible tsektsel.This is an almost complete circular enclosure. It contains a smaller stone ring as well.This site is on private property. One should secure permission before visiting it.Photographs by Bob […]

SWRiggsCanyon

SW Riggs Canyon

SW Riggs Canyon5 bedrock mortars on a small shelf, 4 on one rock.Elevation 1523 ft.Bob clears leaf litter from a mortar.

WillowPark3

Willow Park Golf Course

Willow Park Golf Course10 bedrock mortars, 9 on one rock.Elevation 210 ft.Joel couldn’t believe we had no sites in Chabot Regional Park except for the single “probable” mortar on MacDonald Trail. So he decided to do something about it.This beautiful kitchen rock sits near the golf course next to a creek.A closer look at the […]

BRC3

Below Rock City

Below Rock City12 bedrock mortars on a nice shelfElevation 1567 ft.We found two milling stations at this site, which lies on the north side of the north fork of Sycamore Creek just off the Trail Through Time. Its proximity to the Rock City parking lot and its relative seclusion commend it as a fine picnic […]

DonnerCreek.jpg

Donner Creek

Donner Creek2 bedrock mortars and 3 anvils on rock beside Donner Creek.We got a tip on this one from a reader of Native American Indian Sites in the East Bay Hills. Hiking to Donner Falls is a great way to spend a winter day. Stop and visit this little camp on the way.