I'm studying for midterms so I don't have time for all the links, but here's a quick jot-down of a lot of the 'Essential Viking Mods' I'm using:

-sailable Gokstad viking ship -viking longhouse halrafn -matherian viking shields II -northman armor -immersive weapons -immersive armro -here be monsters -immersive cities (dawnstar, riften, solitude, etc... all of them installed) -craftable viking helmet -the chronicles of steel -norseviking chainmail -nordic and slavic music replacer -seapointe settlement -marian's pirate's coast solitude -the watchtowers -wyrmstooth -falskaar -setsail -finally real boats -pilotable rowboat beta -barbarian longhouse -northern cardinal -waves 4 (big waves from solstheim along skyrim coast) -realistic humanoid movement speed -melee weapon range fix -sea of ghosts quest mod (one of few I run from steam) -naval battles aldmeri dominion (also one of few steam ones) -tes alliance cities -frostfall -rnd -hunterborn -climates of tamriel -Cot winter edition -sailable ships of skyrim -bridges of skyrim -fishing in skyrim -realistic room rental -trade routes -ufo -my home is your home (so that you can gather groups of viking followers and put them in longhouses, forts, etc.) -racemenu -equipping overhaul -winter is coming -cloaks of skyrim -populated forts, towns, cities, dungeons, all of em etc. -monster mod -immersive settlements -immersive creatures -supreme storms -important npcs -inconsequential npcs -immersive patrols -obis -harvest overhaul -wet and cold -dovahkiin relax (love the extra animations, including going into combat decked out as a viking and banging my axe on my shield before charing into battle) -drinking fountains of skyrim -take notes (document all my viking raids, ships, longhouses, followers, land annexed, etc.) -player headtracking -bandolier -civil war overhaul -pumping iron -wearable laterns -get snowy -purewaters