Including cancelling his Presidential Library.
There is precedent for impeaching someone out of office.
The British Parliament did it back in the 18th century over some corruption issues vis-à-vis colonial India. (If I remember it right off the top of my head!) The UK system of government is where we get the concept of impeachment. The Founders clearly knew about this history & viewed the UK precedent as important.
Not sure if it was ever done in our history.