Ask Marilyn, then TR Will ask you

By: T.R. Slyder, TRSlyder@yahoo.com

This question is a doozie. It appeared in Sunday's Parade Magazine's Ask Marilyn. Here is the question:

What do the following have in common: Aberdeen, Albany, Akron, Algiers, Angola, Augusta, Brazil, Cairo, China, Cincinnati, Cuba, Delaware, Denver, Dublin, Florence, Geneva, Georgia, Holland, Houston, Ireland, Lisbon, London, Manhattan, Memphis, Mexico, Miami, Nashville, Nebraska, Nevada, Paris, Peru, Philadelphia, Reno, Rome, Santa Fe, Scotland, Vermont, Vienna, Warsaw, Washington?
—William Baker, Virginia Beach, Va.

subtle hint to very few: If you grew up with TR Slyder, you are at an advantage to guess this. The answer will be posted in the Comments section below.