Free 3D Fantasy Buildings Pack by Chuck_CG
This pack was created for World Building Tutorial in Blender https://youtu.be/1-AuADiolsI
4K, 2K PBR textures
FBX included, (for Unreal use Direct X normal map)
Fantasy props: https://chuckcg.gumroad.com/l/ulfkzi
Trees: https://chuckcg.gumroad.com/l/joGTC
Source: Chuck_CG