Plains Crater Ringed by High Ground, Ruined Portal to the West — Java 26.3

A low plains valley walled in by ground up to about 62 blocks higher, with a Ruined Portal and a Shipwreck in range.

Top-down 2D biome map centred on the spawn marker in a plains valley, with markers for the Ruined Portal, Shipwreck, Ancient City and Stronghold.
Java 26.3 Edition Java Spawn -264, 24 Biome Plains Structures 3
Ancient CityForestJungleMeadowOceanPlainsSparse JungleTaigaRuined PortalShipwreckStrongholdRiver
Open in the seed map →
Seed -3713191744229144983

Copy it into Minecraft 26.3 (Java).

You spawn in plains at the bottom of a valley, with ground at least 40 blocks higher in most directions within about 700 blocks and the tallest rim about 62 blocks above you. The nearest structure is a Ruined Portal about 248 blocks west, and a Shipwreck sits about 283 blocks north-east. A river runs about 64 blocks away, and the Ancient City is a longer trip, about 987 blocks north-west.

Structures near spawn
Ruined Portal ← W -512, 32 248
Shipwreck ↗ NE -128, -224 283
Ancient City ↖ NW -1008, -624 987
Biome mix near spawn
Forest 26%
Plains 14%
River 10%
Ocean 8%
Taiga 6%
Jungle 6%
Lukewarm Ocean 6%