1) The total length of your blood vessels can circle the Earth more than twice.

2) The concept of civil rights pertains to the rights and freedoms that individuals possess as members of a society, including equality before the law, freedom of expression, and protection against discrimination.

3) The painting "The Scream" by Edvard Munch is an iconic work of art that depicts a figure in anguish and has become a symbol of existential angst.

4) The musical "The Phantom of the Opera" has been running in London's West End since 1986, making it the longest-running musical in history.