Guest houses are so nice to have but depending upon the size of land you own it may not seem feasible to you. Take a look at this article we found that has a few examples of micro guest houses that we hope will interest you.
From the article:
When designing their home, most people have in mind their own comfort and well as their guests’. So unless the space is a problem, most homes would have a guest room or a separate guest house for their visitors, a place where they can feel welcomed during their visits. Everyone wants their guests to feel welcomed into their home but not everyone has the space necessary to build a guest house, or at least not a very big one. But what about a tiny guest house? It doesn’t have to be big in order to feel cozy and inviting. These examples will convince you:
Looking to be more eco-friendly? Checkout this article with specific ways to be more eco-friendly that could be of interest to you.
Take a look at all the ideas here: http://www.homedit.com/5-micro-guest-house-design-ideas/