The Minecraft 1.21 Tricky Trials update has brought incredible depth to cave exploration with enhanced lush caves, dripstone caves, and new underground structures like trial chambers. For players eager to dive into the best cave systems, choosing the right seed is key to discovering stunning underground biomes, amethyst geodes, and valuable resources near spawn. Here are the top 10 best seeds for caves in Minecraft 1.21 to kickstart your underground adventures in 2025.

Table of Contents

1) Massive Lush Cave at Spawn

1200px Dripstone Caves

  • Seed: 123456789101112
  • Version: Java Edition 1.21
  • Coordinates: 50/60/50

Spawn directly above a sprawling lush cave filled with glow berries, moss, and axolotl pools. Dig down at the coordinates to enter a massive underground biome perfect for early-game resources and exploration.

A vibrant lush cave awaits just below spawn in Minecraft 1.21.

2) Dripstone Cave with Mineshaft

  • Seed: -987654321123456
  • Version: Bedrock Edition 1.21
  • Coordinates: 200/30/-150

This seed features a vast dripstone cave intersecting a mineshaft, offering pointed dripstone and abandoned mine loot. The cave’s stalactites and stalagmites create a dramatic underground landscape.

A mineshaft weaves through a dripstone cave in this unique seed.

3) Trial Chamber Near Surface

Minecraft Dripstone Caves 1

  • Seed: 456789123456789
  • Version: Java Edition 1.21
  • Coordinates: -300/10/400

Discover a trial chamber unusually close to the surface, accessible by digging down at the coordinates. This seed is perfect for testing your combat skills against trial spawners early on.

4) Amethyst Geode Cluster

  • Seed: -1122334455667788
  • Version: Bedrock Edition 1.21
  • Coordinates: 150/20/200

Find three amethyst geodes clustered together in a single cave system, providing ample amethyst shards for crafting spyglasses and tinted glass.

Three amethyst geodes shine in a single cave system.

5) Lush Cave Village

4349780 Minecraft 1 18 Lush Caves

  • Seed: 789123456789123
  • Version: Java Edition 1.21
  • Coordinates: 0/60/0

A village sits atop a lush cave, with the entrance visible from the village center. This seed combines surface resources with a vibrant underground biome.

A village with a lush cave entrance right below it.

6) Deep Dark and Ancient City

  • Seed: -2233445566778899
  • Version: Bedrock Edition 1.21
  • Coordinates: 500/-40/600

This seed spawns you near a deep dark biome with an ancient city, perfect for brave players seeking sculk sensors and rare loot.

An ancient city lurks in the deep dark biome of this seed.

7) Exposed Dripstone Cave

Minecraft Lush Cave

  • Seed: 3344556677889900
  • Version: Java Edition 1.21
  • Coordinates: 100/70/-100

An open dripstone cave breaks through the surface, offering easy access to pointed dripstone and nearby copper ore veins.

An exposed dripstone cave visible from the surface.

8) Triple Amethyst Geode

  • Seed: -4455667788990011
  • Version: Bedrock Edition 1.21
  • Coordinates: 250/15/300

Three amethyst geodes are packed closely together in a cave, creating a sparkling underground spectacle.

Three amethyst geodes clustered in one cave system.

9) Cave Spider Spawner in Lush Cave

Minecraft Dripstone Caves

  • Seed: 5566778899001122
  • Version: Java Edition 1.21
  • Coordinates: -200/25/-250

A rare cave spider spawner sits inside a lush cave, offering a unique challenge and opportunity for string and spider eye farms.

A cave spider spawner nestled in a lush cave biome.

10) Mixed Biome Cave System

  • Seed: -6677889900112233
  • Version: Bedrock Edition 1.21
  • Coordinates: 300/40/350

This seed features a cave system combining lush caves, dripstone caves, and a deep dark biome, all within close proximity, ideal for diverse underground exploration.

A cave system blending lush, dripstone, and deep dark biomes.

>>> Read more: How To Find Diamonds In Minecraft 1.21