here are a list:

look in gallery

some of these include:

the return of the monolith except underwater and can be climbed , deep warm ocean biome not generating,

the normal default ocean biome still generates,

the normal deep ocean biome still generates

river biomes in the desert and other biomes they should not be in

ravines within ravines

desert temple combined with village

shipwrecks can generate when only half submerged

lakes stop flowing when a ravine is going through it meaning the water does not update to go in the ravine

giant lakes not having their own biome

other