Unofficial Skyrim Legendary Edition Patch
https://www.nexusmods.com/skyrim/mods/71214

Immersive Armors
https://www.nexusmods.com/skyrim/mods/19733

A Quality World Map and Solstheim Map - With Roads
https://www.nexusmods.com/skyrim/mods/4929

Alternate Start - Live Another Life (Optional if you want to just start in a random situation or area)
https://www.nexusmods.com/skyrim/mods/9557

Immersive Weapons
https://www.nexusmods.com/skyrim/mods/27644

Static Mesh Improvement Mod - SMIM
https://www.nexusmods.com/skyrim/mods/8655

Enhanced Blood Textures
https://www.nexusmods.com/skyrim/mods/60

Enhanced Lights and FX (Read all instructions and info on page)
https://www.nexusmods.com/skyrim/mods/27043

Skyrim Flora Overhaul
https://www.nexusmods.com/skyrim/mods/141

Realistic Water Two
https://www.nexusmods.com/skyrim/mods/41076

Ordinator - Perks of Skyrim
https://www.nexusmods.com/skyrim/mods/68425

Vivid Weathers - a complete Weather and Visual overhaul for Skyrim
https://www.nexusmods.com/skyrim/mods/141