www.fundacionviaverdedelasierra.com
The Sierra Greenway Foundation has its own web page setting out its purpose and aims, which describes the main tourist attractions of the Greenway. It provides extensive practical information about the towns and villages along the route.

www.ayto-olvera.org
The town council’s official website containing a variety of information about the municipality.

www.puertoserrano.es
The town council’s official website containing a variety of information about the municipality.

www.patrullaverde.com
A patrol set up to supervise, maintain, and act as guides for the Greenway.

www.navalagrulla.com
Web page of the Club Ciclista de Navalagrulla (Navalagrulla Cycling Club)

http://perso.wanadoo.es/platero64/
Web page of the "El Platero" riding school and trekking centre.

www.estacionverdeolvera.com
Web page of the former Olvera railway station, now converted into rural accommodation.

www.estaciondecoripe.com
Web page of the former Coripe railway station, now converted into rural accommodation.

www.complejoruralkiko.com
Web page of the former Puerto Serrano railway station, now converted into rural accommodation.