I’ve never see a Brevet offered around here. To me its just another long ride, maybe extra long like over night. I know Chafe is calling itself a Gran Fondo this year by which they mean they’ll give each rider a timing chip.–Learn more about these longer ride events in this blog.–corrie
Also, you could do one or two centuries a month, and try to do back to back 50-mile+ rides on hillier roads on other weekends. We have some incredibly beautiful areas to ride near D.C. which are fun and challenging to explore, provided you are up for a remote start.