Carbondale, Orange County, California

The Santiago Fire was a wildfire located near Santiago Canyon in Orange County, California, U.S., and one of thirty California wildfires of October 2007. The fire was intentionally started.

Silverado is an unincorporated community in Silverado Canyon, which is located in the Santa Ana Mountains in eastern Orange County, California. Portions of the town sit on a former Mexican land grant Rancho Lomas de Santiago. Silverado is located at the boundaries of Cleveland National Forest. The site is a California Historical Landmark,

Williams Canyon is a census-designated place (CDP) in the canyon of the same name in Orange County, California, United States. It is located in eastern Orange County on the western side of the Santa Ana Mountains, south of Silverado and north of Modjeska. Most of the community is within Cleveland National Forest. It was first listed as a CDP prior to the 2020 census.

Black Star Canyon is a remote mountain canyon in the Santa Ana Mountains, located in eastern Orange County, California. It is a watershed of the Santa Ana River. Black Star Canyon is a popular destination for mountain bikers as well as hikers due to its wild scenery. The California Historical Landmark associated with the canyon refers to the village of Puhú.

California's 45th congressional district is a congressional district in the U.S. state of California. Katie Porter, a Democrat, has represented the district since January 2019. She is the first Democrat to do so. The district is based in Orange County and includes all of Irvine, Tustin, North Tustin, Villa Park, Laguna Hills, Lake Forest, and Rancho Santa Margarita, as well as parts of Anaheim, Orange, Laguna Woods, Mission Viejo, and Trabuco Canyon.

Modjeska Canyon is an unincorporated community on the western slope of the Santa Ana Mountains in eastern Orange County, California. It is a suburban community of several hundred residents, with a small park and a volunteer fire station. The ZIP Code is 92676, and the community is inside area code 714.The canyon is also the location of the Tucker Wildlife Sanctuary. Most of the canyon is bordered by the Cleveland National Forest. The community of Modjeska is very tight knit, hosting several in-canyon events, such as pot lucks, dance lessons, movie nights at the park, Fourth of July parades, as well as Christmas and Halloween parties. The parties are usually held in the Modjeska Community Center and the Fire Station. They also hold events for non-residents to come and enjoy, such as an arts and crafts fair held in early spring at the Tucker Wildlife Sanctuary.

The Bond Fire was a wildfire that burned 6,686 acres (2,706 ha) in the Santiago Canyon area of Orange County, California in December 2020. The fire caused evacuations of 25,000 residents and injured 2 firefighters. The fire was very close to the burn scar of the Silverado Fire, which took place in October 2020.

The Irvine Ranch Natural Landmarks (also known collectively as Irvine Ranch Open Space) are a collection of protected areas in Orange County, California in and around Irvine. They encompass almost 50,000 acres (20,000 ha) of land which was once a part of the Irvine Ranch owned by the Irvine Company. Almost 40,000 acres (16,000 ha) of the landmarks were designated a National Natural Landmark in 2006 and a California Natural Landmark in 2008.Irvine Ranch contains a remarkably complete stratigraphic succession ranging in age from late Cretaceous (80 million years ago) to the present. The primary biological features at the site include coastal sage scrub and chaparral communities, including rare Tecate cypress woodlands.

Modjeska House, also known as Arden, is a house designed by Stanford White in Modjeska Canyon, California. It is significant for being the only surviving home of Helena Modjeska, a Shakespearean actress and Polish patriot. The property is located in a live oak grove on the banks of Santiago Creek in Modjeska Canyon, California.

Santiago Canyon is a canyon and unincorporated community in Orange County, California. According to the 2000 census, Santiago Canyon has several hundred residents living within its borders. Trabuco Canyon, Silverado Canyon, Modjeska Canyon and Williams Canyon are tributaries of Santiago Canyon. Santiago Creek flows northwest from the canyon, then west into the Santa Ana River. Neighborhoods in Santiago Canyon include Santiago Canyon Estates and Falcon View Estates. The landmark Cook's Corner motorcycle restaurant is also located within Santiago Canyon. The ZIP Code is 92676, and the community is in area code 949.

Tucker Wildlife Sanctuary is a non-profit nature reserve on the Santa Ana Mountains in Orange County, California, in the United States. It is located near the end of Modjeska Canyon, at the foot of Modjeska Peak, and adjacent to the Cleveland National Forest. The Sanctuary is owned and operated by the Environmental Nature Center (ENC). The nearest community is the city of Lake Forest. The Sanctuary serves as a research center for California State University, Fullerton students, faculty and others. Tucker is open to the public to enjoy and learn about the local wildlife and natural habitat in the Southern California canyon area.Tucker's facilities include a small natural history museum and interpretive center, two ponds, a bird observation porch and feeders, relaxing patio and picnic areas, a small amphitheatre, a caretaker's house, hiking trails, a gift shop, restrooms and a visitor parking lot.

Flores Peak is a mountain peak, overlooking the confluence Harding Canyon and Modjeska Canyon, within the Tucker Wildlife Sanctuary in Orange County, California. It rises to an elevation of 1834 feet / 559 meters. It is named for Juan Flores of the Flores Daniel Gang.