A little broader curve, but here's one that about 35,000 people a day drive right by without noticing it...
Unfortunately no trains run through here. Southwest of here is a long string of parked well cars.
http://maps.google.com/maps?q=Sherwood,+Oregon&hl=en&ll=45.323533,-122.892058&spn=0.007438,0.021136&sll=37.0625,-95.677068&sspn=34.313287,86.572266&t=h&hnear=Sherwood,+Washington,+Oregon&z=16