My States Visited:

[jeffreyab]

create your own visited states map
or write about it on the open travel guide

States only visited once:

Tenn., Ga., and Florida in 1976 for a trip to Walt Disney World.
Texas for LoneStarCon II in 1997
Minn. just the airport on the way home from Con Jose in 2002.

States only visited twice:

California for Confrancisco in 1993 and Con Jose in 2002.

Except for New York and Michigan I only visit states for science fiction conventions. For New York I have only visited the Niagara Frontier but I have seen that from Fort Niagara to Buffalo.

Provinces I have visited include Quebec, Ontario, Manitoba, ALberta (Calgary airport only) and British Columbia.