The Municipality of Sami have published a list of walking trails in the Sami area in Garmin Connect and Wikiloc format, also an English language .pdf with maps and directions.
As it says: Due to high temperatures in summer, start early and drink plenty of water
Also a good idea
not to wear camouflage clothing / swimming cozzie & flip flops
Let someone know where you're going and don't forget to take your cell 'phone: useful emergency numbers are:
166 Ambulance
199 Fire
100 Police
Sami Municipality: Walking Trails /
Sami Municipality: Walking Trails English .pdf