The document discusses a historic maps event at the Yahoo Campus in Sunnyvale, California. A Wherecamp event was held at the Yahoo Campus located at 37.416 degrees north latitude and 122.025 degrees west longitude. Maps from the first Wherecamp event hosted at the Yahoo Campus location were historic.

1. Historic maps

2. Historic maps Of the first ever Wherecamp event Yahoo Campus, Sunnyvale 37.416 N 122.025 W