Please read the pinned post on creating biomes and dimensions. Please put items for the new Mountains and Nether Updates in their proper categories. Remember portals are structures, that includes Nether portals.

Vote for an existing idea or New post

4votes
A Secret Dimension
3votes
Bee dimension
6votes
Charcoal Forest, Crisps, Temple Of Embers
2votes
Inferno Biome
2votes
Change how the Soulsand Valley Looks
2votes
Stretched soul sand
4votes
Nether Biome: Greek Tartarus themed
4votes
Frozen Nether Biome
8votes
Biome: Elephant Grassland
4votes
Wither Woods & Wither Plague
2votes
Glowstone Forest Biomes / Glowstone Rocks
2votes
Slimeblock land
6votes
Nether Trees
2votes
Blood ocean
6votes
New small dimension accesed from the nether
4votes
Flower Forest Generation Increase
3votes
Tabletop Tepui Mountains
5votes
New Nether Biome: Cursed Cave
2votes
update mountain in 1.15
3votes
OverWorld 2
19votes
(1.16 Nether Update) A New Biome Concept, Deep Lava Ocean/ Lava Rivers
3votes
The Nebulan (Dimension)
1vote
Ice Labyrinth
2votes
About nether quartz ore...
2votes
Wadi
2votes
новый биом:механический
1vote
Brazilian Mountains biome
2votes
Glacier Biome
9votes
The 1.16 Blue Netherwart Forests should be a Soul Sand Valley Biome!