Какие здесь языковые ошибки: There are so many museums, galleries and historic places that it can sometimes be a bit overwhelming. But London also have ... lots of other attractions that are there just for fun.the London eye a giant wheel on the south bank of a Thames is one of... them

There are so many museums, galleries and historic places that it can sometimes be a bit overwhelming - нарушен порядок слов. Надо - it can be a bit overwhelming sometimes.
But London also have (has) lots of other attractions that are there just for fun.
The London eye, a giant wheel on the south bank of a (the) Thames, is one of them.