1) 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.

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 Alps, located in Europe, are a popular destination for skiing, mountaineering, and hiking.

4) A single bolt of lightning can heat the surrounding air to temperatures five times hotter than the surface of the sun.