Sparse Jungle & Mansion

Minecraft Seed: -2348824888939158839

Sparse Jungle: -60, ~, 440
Mansion: -496, ~, -816
Eroded Badlands: -484, ~, 388

(Sparse Jungles and Eroded Badlands are some of the rarest biomes in the game!)

There’s also a Desert Temple, An Acacia Village, and a desert Village near the eroded badlands.
If the sparse jungle is not big enough, there’s a larger one at -755, ~ -535.