english money has that silver dotted stripe that becomes solid when you hold it up to the light, and there's that watermark of the queen. but what do american dollars have like that?
The "new" money, $20 denominations right now, have similar markings. The have a peach colored tinge and numerous other markings that make it very difficult for counterfeiters. The "old" money of all denominations, have multi-colored thread worked into the fabric, but the new process is supposed to be much better. All denominations will eventually be like the $20...