1) The word "computer" contains three vowels: O, U, and E.

2) The world's longest traffic jam occurred in China in 2010 and lasted for 12 days, stretching over 60 miles (97 km).

3) The Cannes Film Festival, held annually in France, is one of the most prestigious film festivals in the world.

4) 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.