​​​​​​* This program has been cancelled* Enjoy an...

This project has been completed as of December 2025. OC Public Works will perform stabilization improvements along a portion of the Aliso Creek Bikeway to address potential erosion and ensure effective flood protection. WHERE: Aliso Creek Bikeway between the I-5 (San Diego Freeway) and Paseo de Valencia. WHAT: A portion...

This program has been canceled due to wet and...

*This program takes place at Carbon Canyon...

This program has been canceled due to park closure...

*This program has been canceled due to wet and...

*This program takes place at the George Key Ranch...

Fall in love with Orange County’s fossils this...

Enjoy a morning at Clark Regional Park and learn...

Irvine Ranch Historic Park is a 16.5 acre special use park that retains 24 original ranch structures that represent the proud agricultural history of Orange County and, specifically, the Irvine Ranch. It was once one of the world’s greatest producers of Valencia oranges, and a leader in dry farming and...