Durham-San Ramón Sister Communities
- Partnership between Durham, NC and San Ramón, Nicaragua involving ecotourism, organic shade-grown coffee, home stays, health, water, and education projects.
- http://www.san-ramon.org/

Finca Esperanza Verde
- Overview of ecolodge with group and individual travel aids, listing of tours, and video.
- http://www.sanramonecolodge.org