Explore details about location Avenida Castana. Avenida Castana is a location situated within the Carlsbad alongside other areas such as Corvallis Street, Seacrest Drive, Topaz Way. Additionally, some smaller parts of Avenida Castana include specific areas like Avenida Theresa, Paseo Avellano, Sitio Fresno adding to the diversity of its landscape.