Lincoln Memorial University operates the Powell River Aquatic Research Station, which is located where Tennessee State Route 63 crosses the river at the Brooks Bridge in Claiborne County, Tennessee. The center, which opened in April 2008, allows for on-site research of water quality, flora, fauna and related habitat.
The only two presidents to have been impeached were Andrew Johnson and William Clinton. Neither of them were found guilty of the charges, therefore neither of them were â¦removed from office. None. Presidents Andrew Johnson and Bill Clinton were both impeached by the House, but never found guilty by the Senate.
The list does not include any Acting Presidents under the Twenty-fifth Amendment to the United States Constitution. There have been 43 people sworn into office, and 44 presidencies, as Grover Cleveland served two non-consecutive terms and is counted chronologically as both the 22nd and 24th president.