Arthur Dent is the last surviving man from Earth, while Tricia McMillan (Trillian) is the only other human survivor, having left the planet prior to its demolition.

The building on the back of the U.S. $100 bill is Independence Hall in Philadelphia, Pennsylvania. Originally built as the Pennsylvania State House, it is where both the Declaration of Independence and the U.S. Constitution were debated and signed.

British musician and synth-pop artist Thomas Dolby (Thomas Dolby Robertson) helped shape the evolution of the iconic Nokia ringtone. Through his software company, Beatnik, Dolby provided polyphonic virtual synthesizer technology that Nokia used to create the first polyphonic version of the famous tune.

The highest point of Idaho is Borah Peak, which was named in February 1934 by the U.S. Geological Survey for longtime Idaho U.S. Senator William E. Borah. At the time of the naming, Borah had served in the Senate for nearly 27 years.

The freedom of religion is guaranteed by the First Amendment to the U.S. Constitution. Adopted in 1791, it states that Congress shall make no law respecting an establishment of religion or prohibiting its free exercise.