Most any type of DNA-based paternity test can tell whether or not you are a chimera. But you need a bit of luck too. Chimeras are really fraternal twins who fused together very early in development. The fusion happens early enough that there aren't any issues with being conjoined or having extra limbs or anything.
Brea, California. Brea (meaning oil or tar in Spanish) is a city in Orange County, California. The population as of the 2010 census was 39,282. It is located 33 miles southeast of Los Angeles.
The La Brea Tar Pits Museum, part of the Natural History Museum of Los Angeles County, was built next to the tar pits in Hancock Park on Wilshire Boulevard. Construction began in 1975, and the museum opened to the public in 1977. It tells the story of the tar pits and presents specimens from them.