Rancho Cucamonga was a 13,045-acre (52.79 km2) Mexican land grant in present-day San Bernardino County, California given in 1839 to dedicated soldier, smuggler and politician, Tiburcio Tapia by Mexican governor Juan Bautista Alvarado. The grant encompassed present-day Rancho Cucamonga. The rancho extended easterly from San Antonio Creek to what is now Turner Avenue (Hermosa), and from today's Eighth Street to the mountains. Wikipedia
This warm abode of Rancho Cucamonga is a delightful place to visit in United States. The nearest major city to Rancho Cucamonga is Los Angeles. Take a short trip from Rancho Cucamonga and set some time aside to explore the Los Angeles. Dotted with places like Universal Studios, Santa Monica Pier, The Griffith Observatory; it will definitely be a good idea. A vacation to Rancho Cucamonga can typically be of 1-2 days. Immerse in the spirit of the city and you'll not miss your home.
Yes,it is that simple really! Enjoy your trip! Keep travelling!