This mod was intented for an extended building experience. To see massive scale landscapes and take advantage of Distant Horizons at its fullist potential. This mods Biggest feature is JJ Thunder a World Generation mod. Along with some Utility mods like Backpacks and Waystones, it allows you to explore without worry of needing to go back home. This mod does have an ancient temple below the surface, known to be the Sculk Horde.
I have also added the Bliss shaders to this pack that is compatible with Distant Horizons. The link to the original source can be found here. https://github.com/X0nk/Bliss-Shader.