The outside is a tower of dark stone on a rocky cliff overlooking the ocean, but inside is a busy place filled with mages of every description, coming and going at all hours of the day. Large wooden billboards have been set up, with helpful information chiseled into the unsanded boards. You have curious feeling that the chiseled writing will change if you look away.
Today is Day 1888. 19 Hours, 57 Minutes and 42 Seconds until Day 1889.
It looks like you're not registered at the Cerebrumachine Forums, or else you're not logged in. You should start there.
Once you've registered, you will be assigned a Sanctum for your personal use. Going there will introduce you to the five Cerebrumachine Factions and assign you to the one that fits you best.
Eventually you may find the Grimoires helpful. They're collections of information explaining some of the terms and concepts underlying the Cerebrumachine.