EQUIBERIA - quality horseback riding tours in the Sierra de Gredos, Extremadura and Andalusia Piedrahita Flying Centre - Paragliding and Hangliding courses and training centre in the Sierra de Gredos GREDOS INTERNATIONAL ENVIRONMENTAL CENTRE - Professionally-run, educationally-oriented excursions and field-study programmes for school and other groups run on an on-going basis in English and Spanish from a comfortable mountain lodge in the Sierra de Gredos. WILD SPAIN - Professionally-run, educationally-oriented, and all in English, this site focuses on Spain's natural heritage of fauna and flora, offering articles by expert naturalists and other people who study or make their living in Spain's natural environment. Also discussion forums and useful links IBERIAN WILDLIFE TOURS - This attractive site is produced by John Muddeman, Mike Lockwood and Teresa Farino about the guided wildlife holidays and natural history excursions they lead in Spain and Portugal. The 3 authors are among Spain's top native English-speaking naturalists and photographers and so naturally the website offers some excellent examples of their photography. MADRID AND BEYOND - Madrid-based and British-run, this travel agency is the acknowledged "specialist in Spain". Offers full travel services (except air tickets), and specialises in finding characterful accommodation to suit individual needs - although can arrange your stay in any kind of hotel in any region of Spain. Daily & weekly rental of country houses can also be arranged in some regions of Spain. RENFE - The Spanish National Railway Company - Spain's railway system is clean, modern, punctual and reasonably priced. Tickets can be purchased via Internet. English version of site now available - look for the link on the main Spanish site Rail Europe - information on Europe's railways ALSA - Spain's biggest nationwide (and international) bus company - excellent service throughout Spain - clean, modern, punctual and reasonably priced. Site currently only in Spanish. International Currency Converter - the main site page for this handy and comprehensive service Country Watch- useful information and detailed reviews of political, economic, social, corporate, environmental and other areas in most nations on earth. The Lonely Planet Destination Guide to Spain TravelPrice.com-on-line air tickets Weather.com-An excellent English-language international weather site with up-to-date multi-day forecasts. Includes data on areas local to Iberian Adventures' tours, eg: Arenas de San Pedro and Navacerrada(equivalent to the low and high points respectively, elevation-wise, of our tours in Sierra de Gredos) and Santiago de Compostela (destination of the Pilgrim's Way tours) Spanish National Weather Institute-Detailed and updated information on Spain's weather by Spain's government agency - a Spanish language site Yahoo! World Weather Report - check out the weather around the globe!. Turespaña-Official website of the Spanish National Tourism Office - in Spanish, English, German and Italian.