They are:
Villages appear randomly on the ground, that is, where there are many villagers and buildings. There is a blacksmith's shop with boxes, which generally produce wood, stone tools, bread, apples, crops and crop seeds. There is a small library with bookshelves.
Dungeons, which randomly appear underground, are places with many strange cages, some libraries and a shadow fortress. Dungeons contain boxes, and the output of boxes is not fixed.
A small dungeon, which randomly appears underground, is a closed space composed of moss stone floors, with strange brush cages and boxes, and the output of boxes is not fixed.
Abandoned mines appear randomly in the deep underground, and there are many passages composed of rails, torches and wood. Harvester boxes appear randomly on the rails, wooden boxes appear randomly, and the output items are not fixed.
The desert temple that appears randomly in the depths of the desert is a place containing TNT organs. After entering the center, there are five pieces of orange stained soil, which will fall down after digging. There are four trap boxes, all of which are TNT. The boxes are filled with articles, and the output articles are not fixed.
Jungle shrines appear randomly in the depths of the jungle. The organs inside are complicated and not fixed, but there are TNT and transmitter organs. Like the desert temple, there are boxes in it, and the output of boxes is not fixed.
Marine relics, appearing in the depths of the seabed above PC 1.8, contain guardians and boxes, and only produce water-related items.
Hellborg, which appears randomly in hell, contains a monster brush cage and boxes, and can only produce hellish items.
Desert wells, useless, appear randomly in the desert.
Swamp huts, also known as witch huts, appear randomly in the swamp, including witch brush strange cages and boxes, and the output of boxes is not fixed.
All the above are natural buildings within 1.8.
1.9 There will also be dungeons, dungeon boats and igloos. 1. 10 includes Pingdingshan mine, coniferous forest village, savanna village and fossils.