DT Outfitting -
Adventure horseback vacations in western Wyoming. Fast-paced horse drive, high deserts and meadows for all experience levels. Details of packages and booking details.
http://www.dtoutfitting.com/

Elk Mountain Dude & Guest Ranch -
High and remote in Central Colorado. Western vacation that is unsurpassed. All-inclusive weekly package (horseback riding, rafting, fishing, trapshooting, and more) for 32 pampered guests.
http://www.elkmtn.com

Equitour Worldwide Riding Holidays -
Offer more than 100 horseback riding adventure vacations around the world. Site contains details of rides, prices and reviews.
http://www.ridingtours.com/

Alberta Horseback Adventures Ltd. -
Trail rides, pack trips, camping vacations and backcountry cabin accommodations in Jasper and Willmore Wilderness Parks, Canadian Rockies of Alberta.
http://www.horsebackadventuresltd.com

1880's Ranch -
Horseback riding vacations in an 1880's Western town, geared toward more experienced riders. Includes lodging options, rates, and testimonials.
http://www.1880sranch.com

Double E Guest Ranch -
Cattle roundups and horseback rides in southwestern New Mexico. Vacation descriptions, rates, and photos.
 http://www.doubleeranch.com  

Puerto Rico Vacation Services -
Offering general information on Puerto Rico along with activity packages such as scuba diving, horseback riding, fishing and mountain biking.
http://vacationpuertorico.com

Alicura, Estancia in Patagonia -
An exclusive Argentina vacation guest ranch, with 200,000 acres. Provides for exploring the terrain on horseback or hiking up a neighboring dormant volcano or looking for treasures of a bygone era.
http://www.estanciaalicura.com

Tours on Horseback -
Specializing in horseback riding vacations to Peru. Lima, Arequipa, Cusco, Machu Picchu, and the National Show in Mamacona.
http://www.toursonhorseback.com

Quinta Essência -
Horseback riding and action-vacation farm in Central Portugal, suitable for experienced riders.
http://www.alvavista.nl/