3D embroidery, traditional British 17th Century technique. Often used by young girls to prepare the casket that would hold their toiletries
Metal thread embroidery, traditionally used in eclesiastic garments and military uniforms. But as you can see, nothing traditional about mine!
I have dabbled in pretty much every technique possible, so here are a few other examples
Traditional Japanese embroidery, as taught by the Japanese Embroidery Center. There are 10 phases in the curriculum, each phase is designed to teach you a specific technique. I am currently doing phase VII.