The Gamble House, one of two Pasadena sites participating in Museums of the Arroyo Day, is an example of fine woodwork and art glass windows. (Ricardo DeAratanha / Los Angeles Times)
Charles Lummis built this idiosyncratic river rock house along the Arroyo he dubbed “El Alisal.” The Lummis Home also features a botanical garden of California native plants. (Annie Wells / Los Angeles Times)
The Hale House is one of eight historic structures that make up Heritage Square, a living history museum of Victorian-era Los Angeles. (Michael Robinson Chavez / Los Angeles Times)