White Orchard village
You visit the village as a part of the "Lilac and Gooseberries" main quest. You can find a notice board, an inn, a blacksmith, a grindstone used for temporary weapon enhancements and several merchants here.
2 – Nilfgaardian Camp
You visit the camp as a part of the "Lilac and Gooseberries" main quest. Aside from the garrison commander you will also find a quartermaster and an armor enhancing table.
3 – Ransacked Village
You can start a side quest in this location. There are also a chest guarded by drowners and a bandit camp near the village (the camp offers a chance to take part in a treasure hunt quest).
4 – Abandoned site
Kill all the ghouls (lvl 2) found nearby so that the villagers will show up near the altar (90 xp). A herbalist will be among them and you can trade with him.
5 – Hidden treasure
Check the corpse and the chest and read the spy's notes to unlock the "Deserter Gold" treasure hunt quest. The chest also contains a diagram and a torn-out page.
6 – Bandit camp
Defeat a group of deserters (lvl 2) and their leader (lvl 5). You can find a diagram and an interrogation report in the camp connected to the "Scavenger Hunt: Viper School Gear" treasure hunt quest.
7 – Hidden treasure
Kill all the wolves and wargs (lvl 5) found near the campsite. Once they're gone collect scrawled notes from the chest to unlock the "Dirty Funds" treasure hunt quest. The chest also contains a high quality sword, a diagram and a torn-out page.
8 – White Orchard Cemetery
Strong monsters reside here - wraiths (lvl 7). The first wraith guards the Place of Power and the second wraith is inside the crypt connected to the "Scavenger Hunt: Viper School Gear" treasure hunt quest.
9 – Hidden treasure
Deal with the drowners (lvl 4) and find a corpse to collect a Temerian lily key. Use this key to open a chest hidden underwater. The chest contains a few items, including blood-soaked military orders which unlock the "Temerian Valuables" treasure hunt quest.
10 – Abandoned site
Kill all the ghouls (lvl 2) found nearby so that the villagers will show up in the sawmill (90 xp). A merchant will be among them.
11 – Abandoned village
You can examine the clues in the village and in a cavern located beneath it, as well as defeat a powerful wraith - Devil by the Well. All of this is a part of a Witcher contract - "Contract: Devil by the Well".
12 – Bandit camp
Defeat a group of deserters (lvl 2) and their leader who is using a shield (lvl 4). Check the camp after the battle to find a Maribor sword connected to the "Dirty Funds" treasure hunt quest.
13 – Tomira's Hut
The main reason to visit Tomira is to complete "The Beast of White Orchard" main quest and "On Death's Bed" side quest. She is also a herbalist and you can trade with her.
Griffon – You won't fight the griffon until you've advanced in "The Beast of White Orchard" main quest.
Bram – This person is selling various goods.
Elsa, Aldert – Elsa is running the inn and you can trade with her (she's selling game cards and food among other things).
Aldert wants to play cards with Geralt (gwent).
Merchant – The merchant appears after you've secured the abandoned site. He's selling alchemy ingredients and melee weapons among other things.
Quartermaster – He is selling diagrams, crafting materials, alchemy ingredients and melee weapons among other things. The quartermaster is also a craftsman (he can create new objects, repair them etc.).
Tomira – She is selling alchemy ingredients, glyphs, diagrams and torn-out pages among other things.
Willis – He is selling crafting diagrams among other things. Willis is also a craftsman (he can create new objects, repair them etc.).
Herbalist – The herbalist appears after you've secured the abandoned site. He's selling glyphs, manuscript pages, torn-out pages and alchemy ingredients among other things.