added several aerial found geoglyph and lines

Added building using Bing Aerial Map.

Updated the linework of the "Puffer fish with an open mouth.

Added a Geoglyph of a Puffer Fish

added several aerial found geoglyph and lines

Added few lined geoglyphs.

Updated information regarding Archeology Shellmound site, by moving the pointer into the Spenger's Parking Lot boundaries. Boundary lines are approximated, (area is a small portion within a larger area of buried early native Ohlone Civilization)

Updated Bay Street Emeryville Post Covid 3/2021

Aligned the slipway angle to better reflect the aerial image.

Aligned the slipway angle to better reflect the aerial image.

changed feature paths to be foot paths. Not unmaintained roads.

Added Leisure=Slipway for small personal recreational floatation devices.

Added access tunnel under interstate 80. Field observation both sides and tunnel.

Added a few trapezoid geoglyph shapes in area.

Added many lined geoglyphs etched into a valley.

Added many lined geoglyphs etched into a valley.

Added few lined geoglyphs.

Added many lined geoglyphs etched into a valley.

Added a geoglyph of a bird in flight.

added a new geoglyph shapes found by using aerial maps.