How do you measure the tallest trees in the world? Join Zane Moore, a redwood researcher, to learn about measuring these tall, tall trees. Zane will show you how scientists determine the height, size and, ages of these trees. We’ll look at the history and future directions of tree measurement from cameras to lasers to drones.

This 1-mile, 90-minute walk will take us to where technology and trees meet. Meet at park headquarters. . Free event. Vehicle day-use fee is $10. For more information, call (831) 338-8883.