3 ms·
The one in Protrero Hill, on each side (NW and SE) seems to indicate there was, or is, a tunnel under the hill. Is that so? Edit: Found the answer myself. http
by arnarbi 11y ago
The one in Protrero Hill, on each side (NW and SE) seems to indicate there was, or is, a tunnel under the hill. Is that so?
Edit: Found the answer myself. http://foundsf.org/index.php?title=Potrero_Commons_18th-Wisconson http://foundsf.org/index.php?title=Potrero_Commons_18th-Wisc...