San Diego County, located in Southern California, is renowned for its stunning coastline, diverse landscapes, and vibrant communities. As of the 2020 census, the population was 3,298,634, making it California's second-most populous county and the fifth-most populous in the United States. Its county seat is San Diego.

Discovery Lake is a small man-made reservoir located in San Marcos, California offering a wildlife refuge.

Lakehouse Hotel includes: 142 Luxuriously appointed guest rooms including exclusive cottages and suites; State of the art meeting space. 2 sparkling pools and an oversize jacuzzi with fully stocked pool-bar; On-site golf, yoga, massage, marina, fire pits, dining.

St. Mark Golf Club is a par-71 course with great greens and a challenging layout. The property offers two beautiful sites for wedding ceremonies; either location can hold over 200 attendees. The banquet hall offers a beautiful view of the golf course and can easily seat 300 guests.

Double Peak is located south of San Marcos, California. The elevation at the summit is 1646ft, and approximately 1,000 feet (305 m) above the north foot of the mountain.

Sunshine Mountain Vineyard is a family-owned winery and a wedding venue located in San Marcos, California.

San Marcos features 63 miles of existing trails are great for hiking, biking, running, equestrian use and more.

Rancho La Costa Reserve is a small area but packed with excellent trails and a great mix of easy to moderate to advanced. The best trails are found on the south slope of the mountain and can easily be ridden as a series of up-down loops.