I have a couple of rides to contribute to on this thread:

The Ball and Chain Century July 21, 2013: The event features three courses: 42 mile, 60 mile metric and 100 mile century routes, starting at the Mid Del-Mar-Va Family YMCA in Salisbury, MD.

https://sites.google.com/site/ballandchaincentury/home

Wild Goose Chase Bicycle Tour for Women October 12, 2013 - October 13, 2013 This sixth annual one-day bicycle tour for women takes place in and around Blackwater National Wildlife Refuge, in Cambridge, Maryland.

http://www.tourdorchester.org/event.php?eventid=714 (unofficial site)