In this seed, you will see an amazing and really rare generation. Go to coordinates -2380 ~ -2226, there is an igloo with Nether portal in the basement. When you go down the igloo stairs, you will see a room with a Nether portal there. Here you can also find another stairs that leads to a real basement.
How to use Igloo With Nether Portal in the Basement seed
Start the Singleplayer mode
Select ‘Create New World’
Then click on ‘More World Options…’
In the ‘Seed for the World generation’ field, enter 189272656915177