and, boy, did i find one, right here in cave creek, arizona.s 4,000-square-foot equestrian estate is listed at just under $728,000. >> this is a really unique property. it's a four bedroom, four bath. it's just about 5 acres, at 4.97 acres. the property actually can house 42 horses. so you have covered stalls, mare motels, covered hay storage. so it really is kind of a cowboy chic place to be. >> could have a lot of fun on this property. >> absolutely. >> it's a cowboy's dream. but what really makes this place special is what's buried out back. so i asked realtor lori cedarstrom to show me around and take me underground. so, lori, you're gonna show me something very unique about this property. sort of from the outside, a little like a log cabin. but when was this built? >> this was actually brought to the property in the late '60s. >> let's go take a look at this, lori. >> all right. >> oh, my goodness. what the -- really? >> it's exactly what you think it is. >> the home was built in the late '60s. and three vintage train cars were buried by t