You can also copy gpx files to Motion-X using iTunes... that's what I do.
'76 Xl250 '04 XR250R '09 DR650 '10 TR450
Ride The West
- OBDR, CDR & western TAT - July 2013
with plenty of bike pics.
Read my homie's underway Africa trip RR - Round Africa with a Surboard
WTB: Clarke tank for DR650 for cheap - any color but blue.