Horse example by TinyGlitch on DeviantArt
.I love this picture. It displays the sweet and gentle relationship between a girl and her horse. <3
they look like by Лилия Недоля, via 500px
horseback riding fallenforthehoof
If you want to learn horse facial markings, than here you go!
Equestrian Life: Requires strength; both inner and physical, to bring your dream to life! Don't let anyone challenge it!
drawing horse head by whitecrow-soul