We have family staying at our house today and can only get out for a little while so we're going to head to Hardy park a.k.a Frog Park. Hope to see you there.

Here is the MAP

Driving West on Highway 24 (from Walnut Creek and surrounds): 

Take Highway 24 to the College Avenue exit. 
At the first light, turn right onto College Avenue and then left at the next light onto Claremont Avenue. 
Follow Claremont through the light at the intersection with Forest Street. Hardy Park, the northern end of the Greenbelt, is located at the next light, which is the intersection of Claremont Avenue and Hudson Street.

Driving East on Highway 24 (from San Francisco and surrounds): 

Take Highway 24 to the Claremont Avenue exit.
At the bottom of the off-ramp, turn left onto Claremont Avenue and
right onto Hudson Street to reach Hardy Park at the north end of the Greenbelt.