Quoted By:
>primary nav
map and compass
>back up nav/bearing checking
cat s41 with gaia loaded and most appropriate map layers downloaded
>map making
caltopo or bought maps
>gps track making and route making
gaia's website
>extra route checking
google earth
>beta
blogs, guide books, conversation with people who have been in the area I'm looking at or have hiked the route I'm looking at.