CARMEL VALLEY, Calif. -- In most ways, Bill Ingram's rocks are just like the real thing. They last forever -- or at least as long as actual stone -- and you can climb them, kick them, jump up and down ...

Though much of your septic system sits out of sight and out of mind beneath the surface of the yard, not all of it is concealed below ground. Septic systems have visible manhole-like covers and vent ...