Westlake Village is a city in Los Angeles County on its western border with Ventura County. The City of Westlake Village incorporated in 1981 becoming the 82nd municipality of Los Angeles County. The population of the city was estimated to be at 8,217 in 2019, down from 8,270 at the 2010 census.

Echo Cliffs has become one of the premier sport climbing venues in Southern California and hosts nearly 200 routes. Echo Cliff offers many faces that feature pockets and blocky holds on vertical to overhanging rock in a beautiful, typically sunny setting.

The trail leads you to 2 amazing boulder formations while enjoying epic views of the Santa Monica Mountain range throughout the whole hiking trail. You may even witness rock climbers climbing "Echo Cliffs'' just below the Balanced Rock.

Triunfo Creek Park is a 600-acre Triunfo Creek Park located in Westlake Village, California providing deep oak woodland, native grasslands and blankets of wildflowers in the springtime. The main feature of the park is the Pentachaeta Trail.

The Westlake Village Community Park spans a total of 18 acres and contains eight acres of lighted synthetic turf athletic fields for soccer, football, baseball, softball, and other sports, a walking/jogging trail, skate park, picnic areas, outdoor sand volleyball and basketball courts, fitness equipment, restroom/concession facilities, and two children’s play areas.

Three Springs Park is a 3 acre park located in the Three Springs neighborhood. It includes Barbeque, Basketball Court w/ lights, Drinking Fountains, Fitness Trail, Picnic Tables, Playground, Small Parking Lot and Walking Path.

Foxfield Park is a 1.34 acre park located in the Trails neighborhood. It includes Barbeque, Gardens, Half-Court Basketball, Picnic Pavilion, Playground and Walking Path.

Split Rock is a very large rock that split in several pieces. It includes one crack that is large enough to walk through. You can reach to the split rock by the Mishe Mokwa trail.

The Pentachaeta Trailhead is indeed located in Triunfo Canyon Park in Westlake Village, a city located in Los Angeles County, California. The park is specifically located at 2301 Triunfo Canyon Road, Westlake Village, CA 91361.