The fort straddles the road from Riften to Windhelm. With barricades in front of arches that lead through the fort's courtyard. There are a total of three Stormcloaks or seven Imperials patrolling the walls of the fort. Unless you have joined their side, they will warn you several times to move on and that you are trespassing before growing tired of your presence and attacking. There is a large covered well in the courtyard, that is also an entrance to Greenwall Cave. On the ground level at the southwestern end of the fort is a covered forge area with a workbench holding an iron war axe, beside it. Near the forge is a covered stable and a horse. To the left of this is a wooden flight of stairs up to the top of the wall. From there heading southwest brings you to the main entrance to Fort Greenwall Captain's Quarters. There is also a wooden scaffold with stairs up to on top of the quarters where a trap door with a leveled lock can be found. From there, there is a bridge that leads to the top of the tower.
To the right of the forge area is a door opening into Fort Greenwall Prison, while to the northeast is an entrance to Fort Greenwall. There are stairs up to the top of the wall to the left this entrance. At the top, to the left is the bottom of the tower which has a bucket containing a few iron arrows and a typical spiral stairwell leading up. At the top there is a campfire with a pot hanging over it. To the right from the top of the stairs is a second entrance to Fort Greenwall with a wooden lookout tower above.
When the Soldiers hold the fort, the entrance leads down some stairs into a large dining room filled with several wooden tables and benches and two sets of shelves. Between the tables and shelves there are a total four bottles of alto wine, three bottles of Nord mead, three portion of grilled leeks, a baked potato, a salt pile and several pieces of bread. On the southeast wall, at the bottom of the stairs is a row of six weapon racks holding long bows if held by Stormcloaks or Imperial bows for the Legion. There are exits to the northeast, southwest and down a flight of stairs against the northwest wall.
To the southwest is an area with a single soldier working on the grindstone. The rear table holds four quivers of iron arrows and an iron dagger. To the northwest are two practice areas one with two archery targets and the other with a practice dummy. There are a total of nine weapon racks in this area holding several long bows or Imperial bows and a selection of iron weapons or Imperial swords. There are two food sacks on the floor in the middle of the room.
The stairs against the northeast wall lead down to large kitchen and storeroom with two stacks of food barrels on the left as you enter with several wheels of cheese among the first and baskets of leeks and cabbages among the second. On the right is a rack holding two rabbits and a pheasant. Against the southwest wall is a set of shelves holding clutter, with a wall mounted cage to the left containing a bottle of frostbite venom, a bowl of troll fat, a piece of giant lichen, a piece of canis root, a bunch of jazbay grapes, a salt pile, a sprig of elves ear, a rock warbler egg and a bulb of garlic. To the left of the wall cage, hanging from the ceiling is a bunch of dried elves ear. Further to the left on this wall is a sideboard holding two bottles of Nord mead. There are two garlic braids and a bunch of frost mirriam hanging from the ceiling by the southeast wall and by a pillar in the center of the room. In the eastern corner is a large fireplace with two pots hanging in front holding two baked potatoes. By the pillar the sideboard holds two salmon steaks, two seared slaughterfish steaks, several pieces of bread and a copy of Uncommon Taste.
To the northeast from the main room is a corridor with a small empty room to the left, a set of shelves holds a selection of Stormcloak helmets, fur boots and gauntlets or Imperial armor opposite. The doorway to the north leads into a room which has partially caved-in and is a dormitory with eight Soldiers sleeping in unowned single beds. There are two sets of shelves against the southwest wall that hold pieces of the relevant armor. A third set of shelves hold a woodcutter's axe, an iron dagger, a drum and gourd. There is also a wooden table and chairs, a knapsack and two chests, one of which has a leveled lock and is partially buried under rubble, the other is unlocked. On the table is a flute, a bulb of garlic and a piece of charcoal. Several of the bed are buried under masonry or straw, but all can be used to sleep in.
To the northeast from the corridor is a flight of wide stone stairs spiraling up. At the top on the outer wall the row of four more weapon racks holding a selection of weapons and the doorway leads into a room set out as a lecture room, with a lectern facing several rows of wooden benches. On the lectern is a bunch of lavender, an iron dagger and two common books. Among the benches are two knapsacks, a Stormcloak helmet and an iron battleaxe or an Imperial helmet and shield. The door brings you out at the northeastern end of the fort, beneath a wooden lookout tower.
Fort Greenwall Prison
The entrance to the prison is on the ground level of the fort at the southwestern end of the fort near the forge. Entering leads directly into an L-shaped corridor with one corridor heading southwest and the other heading northwest, past two sets of shelves, one holding clutter, with a knapsack beside it and the other holding a selection of pieces of iron armor. There is a wooden door that opens into a small storeroom that has mostly caved-in, containing a row of six empty weapon racks on the wall and a few food barrels. To the southwest the corridor has openings on the south wall where you can see down to a room below, with a flight of stone stairs at the end leading down into the room. There is a soldier sat at a table in this room. On the table is a baked potato and behind it on a stone shelf on the northwest wall, beneath the openings are four common books, a small coin purse and a troll skull. To the left beneath the openings is a set of shelves holding ragged clothes and footwraps for the prisoners.
At the bottom of the stairs there may be another soldier and on the left is an adept-locked door on your left leading into a small room containing an unlocked chest with a set of working shackles on the floor and an empty set of shelves. The corridor continues to the southeast passing the prison cells, laid out down the corridor three to each side, all part from one contain bed rolls, while the first on the left has a single bed and table chair, presumably for a higher class of prisoner. The end cell on the right seems to be a torture chamber instead of a cell, as there is no cell door, just a chair in the center of the room which is soaked in blood along with the floor. On the chair are a couple of leather strips and an iron dagger. The room is littered with human bones and has a headman's block with a woodcutter's axe beside next to the wall.
Passing the room leading to the cells, on the southeast wall are another row of six empty weapon racks. The corridor turns and climbs a flight of stairs to the northeast. At the top is a wooden door leading to Fort Greenwall Captain's Quarters.
Fort Greenwall Captain's Quarters
There are three entrances to the captain's quarters, a door and trapdoor from outside or through the prison. The main door is located above the covered forge area in the courtyard. It leads into a corridor to the left of the entrance from the prison, which is down a ramp to the right. Around the corner to the northwest is a corridor with two sets of shelves and a dresser holding a total of six bottles of wine, an iron dagger, four common books and several items of clutter. The walls are decorated with the relevant banners. At the end is an area with a large fireplace, a ladder leading to a trapdoor with a leveled lock and a table holding a tactical map of Skyrim showing any progress of the civil war, a charred skeever hide, a bottle of wine and several common books. By the fire is an iron battleaxe and a woodcutter's axe, both on the floor. The commander will either be sat at this table studying the map or sleeping in a room to the northeast. The bedroom contains a large double bed with an end table to the left holding a small coin purse and two loose septims. A set of shelves holding a set of fine clothes and a pair of fine boots, a couple of pairs of random gauntlets, two common books and a copy of the One-handed skill book Mace Etiquette is to the left of the bed, with a dresser holding five more loose septims and containing a selection of clothes is to the right. Behind the door is an unlocked boss-level chest.