NO. 534 VACA-PEÑA ADOBE - This is the site of the 10-square-league Rancho Los Putos that Governor Pío Pico granted to Juan Felipe Peña and Manuel Cabeza Vaca in 1845. The Peña Adobe, erected here in 1843, is still owned by the descendants of their families (1955). The nearby town of Vacaville was established in 1851 on land that Vaca sold to William McDaniel.
Take Pena Adobe Rd interchange on I-80, go NE 0.5 mi on Pena Adobe Rd to Pena Adobe Park, Vacaville