DISCLAIMER: Your Steps and Tasks may be different
Obtained from Pondar Cully in the Academy in Camelot
From the journal:
"Scout a Dartmoor build site. While there is one confirmed location, there are also reports of a site south of the Granite Giant Camp, one near the eastern wall, and one far to the southwest. Return to Pondar Cully in Camelot when you are done scouting."
Quest Goal: Investigate on of the build sites.
Head down the eastern side of Dartmoor and you will find a partially completed tower being built by Granite Giant builders.
Get close to the tower to complete goal.
Return to Pondar to finish quest.
Reward: 4,914,000,000 xp and 514 gold and some silver at level 50.