Ancient City South of a Badlands and Eroded Badlands Start — Java 26.3

A Badlands spawn with an Ancient City about 213 blocks south and Eroded Badlands about 64 blocks out.

Top-down 2D biome map centred on the spawn marker in Badlands, with structure markers for an Ancient City to the south, a shipwreck and ocean monument to the west, and two villages.
Java 26.3 Edition Java Spawn 8, 8 Biome Badlands Structures 3
Ancient CityBadlandsDesertEroded BadlandsSavannaWarm OceanOcean MonumentShipwreckStrongholdRiver
Open in the seed map →
Seed 4844991219294869011

Copy it into Minecraft 26.3 (Java).

You start in Badlands, and Eroded Badlands begins only about 64 blocks away, so the rare terrain is in sight almost immediately. The bigger prize is an Ancient City about 213 blocks south of spawn, close enough to reach early in a run. Two villages sit within roughly 640 blocks, at about 459 and 578 blocks. Warm ocean lies about 181 blocks out, with a shipwreck about 329 blocks north-west.

Structures near spawn
Ancient City ↓ S 80, 208 213
Shipwreck ↖ NW -208, -240 329
Ocean Monument ← W -720, -240 769
💎 Diamonds, dig down → E 11, 9 Y -61 3
Biome mix near spawn
Badlands 20%
Deep Lukewarm Ocean 17%
Warm Ocean 15%
Savanna 10%
Eroded Badlands 8%
Lukewarm Ocean 7%
Savanna Plateau 6%