There's a lot of unexplored in the ocean, and you're really curious about it, but it's very difficult because you can't dive into the deep sea, and you can be in danger with it, but now, we have Modern triton Submarine to explore the ocean.
Have 3 methods to get this submarine
Method 1: Get it in inventory in creative mode
Medthod 2: Use command: /give @s pa:triton_spawn_egg
Method 3: Craft this submarine by crafting table
DOWNLOAD MODERN TRITON SUBMARINE
If you want to try more funny things in Minecraft, you can refer more addons below: