The Nature Conservancy is a worldwide organization that seeks to preserve nature throughout the world. A chapter of the conservancy is located right in the heart of Devil's Den, which the organization says is the largest tract of undeveloped land in Fairfield County.
Duke Farms is a 2,700 acre farm formerly owned by tobacco and hydro-power magnate James Duke and his daughter Doris Duke. Through demonstrations, research and educational programs, Duke Farms hopes to inspire a new approach to conservation and sustainable living. Various activities are available for visitors of all ages, including geocaching, horticultural programs and organic gardening classes, and for little ones, there's the Family Wonder Walk. Information and materials are available at the orientation center.
Westwind Barn is a community barn located in the Los Altos Hills. This property was completed remodeling at the beginning of 2010 to include a new foundation, a new roof, wheelchair-accessible spaces and new bathrooms. These upgrades make Westwind more energy-efficient with pending LEED certification. Westwind is open to the public each day of the week. It also holds horse shows and various activities for the community. Westwind is also a great spot for hikes, jogs or riding.