请问“他们找了很多关于埃菲尔铁塔的照片”用英语怎么说?

They found a lot of photos of the Eiffel Tower。They found lots of photos of the Eiffel Tower。They found a lot of pictures of the Eiffel Tower。They found lots of pictures of the Eiffel Tower。也可以把photos和pictures后面的of,换成about。