load bearing walls

I recently had a flood in the kitchen in a doublewide rental I own. Insurance is paying for new floors and bottom cabinets, and I see this as a chance to make the kitchen a little bigger by moving one of the walls over to accomodate another 18" cabinet, and turn the island 90° to make it longer...

I bought a 102 year old house in Old Town of Albuquerque, NM last year and so far, so good. The original structure is only about 1/3 of the current house and includes what is now the dining room and kitchen. I would like to remove the wall separating these two rooms, as it would greatly improve...