Coming from the North:
1. Take I-680 South toward San Jose.
2. Take the Berryessa Road exit, and cloverleaf around to the left onto Berryessa Road heading east towards the hills.
3. Soon thereafter, turn right onto North Capitol Avenue.
4. Go about 0.2 miles and turn left onto Penitencia Road.
5. Follow signs to Alum Rock Park.
6. Travel about 2 miles along Penitencia Road to the Park Entrance.
7. After entering the park, follow the main road to the end of the park, about 2 miles.
8. YSI is at the end of the park on the right. Pull into the YSI parking lot.

Coming from the South:
1. Take I-680 North toward Hayward.
2. Take the McKee Road exit, and merge right onto McKee Road heading east towards the hills.
3. Continue about 0.8 miles along McKee Road.
4. Turn left on White Road, and continue about 0.8 miles.
5. Turn right onto Penitencia Road.
6. Follow signs to Alum Rock Park.
7. Travel about 2 miles along Penitencia Road to the Park Entrance.
8. After entering the park, follow the main road to the end of the park, about 2 miles.
9. YSI is at the end of the park on the right. Pull into the YSI parking lot.

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