Things to create

Train system from Joriah to Yne, magic base

Skyports in Joriah and thenatere, zepplins using aetherstone

Blood bank, they can donate blood/HP for gold

Disease area in Riadin, have to roll every morning they're in that vicinity

Half orc tutor with tattoos that works at the school or library, always has flowers at his desk from his garden at home

Twin NPCs that are both travelling merchants that hate each other

Elf raised by goliaths

Hag Hydra

Bridge of teeth

Jack as a cryptid fairy story/royalty

Volcano on Folitera

Gold and platinun mine in thenatere

Lots of gem mines in joriah

Medicament

Tavern with a built in aquarium (2 minute tabletop)