Martha Jones: The Woman Who Walked the Earth. I think far too many people forget this side of her.
Martha Jones art nouveau , Doctor Who , TARDIS by koroa
That entire episode was basically, "why Martha Jones is amazing, and why the Doctor should be very glad he took her with him." Seriously. Imagine Donna in that situation.
From the Timelord's archive.. Doctor and his companions traveling through time and space. http://pinterest.com/timelordarchive/doctor-who-2/
Doctor Who: Martha Jones and the Doctor