First, you need to know where the Sellia, Town of Sorcery is located. Sellia, Town of Sorcery is located in Caelid area of the map at the given location.
You need to go to the Sellia, Town of Sorcery and you have to solve the puzzle to unlock your way into Sellia. You need to break the blue magical door seals to enter the Sellia, Town of Sorcery.
For solving this puzzle you need to light flames that are present there in the Sellia, Town of Sorcery. There are three flames that you need to light which will then result in solving the puzzle and will break the seal of the Sellia, Town of Sorcery.
First Light Flame
You will find a grace point near the Sellia, Town of Sorcery. It’s called Sellia under stairs. Just to the north of the location of grace, There is a sealed Blue door and you’ll see a glowing tree and there is a ledge that leads to a tree that leads to a tower.
You need to jump from this ledge onto the broken tree and then when you’re at the edge of where is the tower, This is a tricky part the jump on the tower. So, You need to call Torrent and jump while you’re on torrent and then you need to climb the ladder all the way up to the tower. Once, you’ve climbed the ladder you’ll see there is a Bowl that you can light. You have to light the flame there, it will tell you then that a seal somewhere is broken in the town.
Second light Flame
You have to look for another tower in the town. Specifically when you make your way up to the main stairs and you see these little huts in town with trees broken over them. You need to call Torrent and ride Torrent to jump over these huts until you see the tower. You need to make your way over these huts on Torrent, Ride the broken trees, and try to reach the next Tower.
Now, you need to climb the ladder and make your way up to the Tower. Once again, you need to light the flame in the bowl. When you light the flame it will tell you that somewhere in town a seal is broken.
Third Light Flame
From the last tower that you lighted, you need to come down from the ladder. If you see a little bit to your right, you will see there is another Tower there. You need to call Torrent again and make your way to this tower by riding over the trees. You will jump over the huts and you’ll reach the next tower.
You need to jump over to the Tower building while you’re riding Torrent. Now, climb over the ladder and you need to again light the Bowl with flame. Once, you’ve lighted the flame it will say that there is a seal broken somewhere in the town.