change some ways to other dimensions.
An explosion whose size is bigger than or equal to 7 can active the position, whose y coord is under 7, then you can use a fire to ignite the portal after that a little explosion will appear after 7 seconds to break the portal.
Walk to the place where X coordinate is smaller than -20000. With a sleep between 18:00 and 20:00, you will get twilight forest.
When you put the last eye, the last ender portal frame will broken.