Guild Wars 2 – Wayfarer Foothill Skill Points

Hangrammr Climb Skill Point
Head up the stairs to the East of the Horncall Waypoint. Head up to the top of the mountain where you fought Issormir. Commune with its body to to channel the power into yourself and gain a Skill Point!

Grawlenfjord Skill Challenge: Defeat Bear Shaman Marga
Head into the stream coming in from the Grawlenfjord. Dive down into the depths of the stream and swim over to the East. Inside there you will find Bear Shaman Marga in front of a Bear Shrine in Hostra's Refuge. Talk with her to trigger a fight with her. She will transform into a bear and come at you. You must defeat her to claim the skill point.

Shadowhorns Skill Challenge
Head to the Zelechor Hot Springs Waypoint. To the West of there you will find Burrisson the Blue in a hotspring. Talk with him and he will challenge you to a fight. He claims this soaking and fighting is good for his complexion and keeping him young. He is a level 8 Melee brawler. Enjoy the fight. It is a good challenge for sure.

Darkriven Bluffs Skill Challenge
Head up to the top of the Darkriven Bluff. Among the Sons of Svanir you will find an arena. Inside is Blane the Insane. Talk with him and accept his challenge. If you are a female character, there is a chance he will just talk with you and you gain the skill point. Other wise you need to fight his magic. He will call down fire and ice on you. He is a level 8 caster.

Lostvyrm Cave Skill Challenge
head into the Cave that is to the Southeast of the Waypoint. Head inside and had to the right. In the depths of this area you will find the Aging Ale Barrel Skill Challenge. What you collect you need to drink. Just by doing that you will get the skill point. It can cause a wurm to appear (but the appear frequently around the barrels)

The Frozen Maw Skill Challenge
Head into the Frozen Maw, to the East of Hunter's lake (none too far from Krennak's Homestead with Tor the Tall). Fight your way the through the Sons of Svanir who are guarding the access to the skill challenge itself. Once you get there you have to defeat a Veteran Elder Icebrood Troll (Level 10) and its 3 minions, Icebrood Elementals. You trigger it by approaching and interacting with the Corrupted Spike  that sits in the area.

Solitude Vale Skill Point: (Warmspring Grotto)
Head into the cave Southeast of the Solitude Vale Waypoint, which is north of the Dolyak Pass Waypoint. Head East inside it. You will find a large number of Cave Spiders just waiting to come at your hero. Fight your way to the Northeast then follow the cave to the Northwest. You will find a stream running inside. The skill point rests at the top in the  Ancient Cave Spring. Commune with it to gain the skill point hidden inside the cave.

Svanir's Dome Skill Challenge
This is likely the final skill point. Head to the West of Solitude Vale's Waypoint. You must fight your way through a Sons of Svanir camp first. In the Northeastern corner of the eastern area you will find the skill challenge. In the hills you will find Bjord's Banner. Interact with it and accept the challenge it offers. This will summon Bjord Frossenson. He is a level 16 Veteran. Not the easiest fight in Tyria and he has 2 crew. Both level 15 and there to help him fight. Just work carefully on him and is crew and the final skill point will be yours.