There is a maintained walking/biking path from stage one to stage two. The final is a short distance along a less maintained path.
Visit this link for more information about the Portuguese Swamp
Three part multi:
Stage 1 - Go to coordinates provided and retrieve next stage coordinates from a micro.
Stage 2 - Inside this micro you will find the bearing and distance to the third stage. You should perform a projection from this location in order to find the final stage.
Final - This is a camouflaged regular "sized" container
Fgntr bar - Oynmr n arj genvy
Fgntr gjb - Gjb ng gur onfr, bar ng gur gbc
Fgntr guerr - Jbbq ohg abg n gerr
Stage one - Blaze a new trail
Stage two - Two at the base, one at the top
Stage three - Wood but not a tree