Updated timelines

Act II
Act VI and V
Felix Mendelssohn: The life of a musical genius.
Industrial Revolution (1700-1920)
Industrial Revolution (1700-1920) timeline
Franz Schubert life
Giovanni Pierluigi da Palestrina
Evolución del internet
Romeo and Juliet Act 3
Romeo and Juliet Act 3 timeline
Crabbe
Crabbe timeline
Romeo and Juliet Acts 4 & 5
Romeo and Juliet Acts 4 & 5 timeline
Romeo and Juliet Act 2
Romeo and Juliet Act 2 timeline
History of Computing
Heloísa Helena
Heloísa Helena timeline
Piotr Tchaikovsky Doctor of Music
Piotr Tchaikovsky Doctor of Music timeline
George Frideric Handel
George Frideric Handel timeline
The Wonderful World of Beethoven