It is always a great pleasure to remember and celebrate great personalities, who significantly contributed to our civilization, looking from a recent perspective.From the father of geometry Euclid, to the founder of modern bacteriology Koch, from the great painters Leonardo da Vinci, Michelangelo and Rembrandt, to the celebrated inventor Edison, from the famous pharaohs of Egypt and the 4,578 years old Great Pyramid of Giza, to the unforgettable first man on the Moon and the 24 years old Amazon, we have hundreds of distinguished people and events mentioned in this book.Do you remember Cicero, Paracelsus, Rabelais, Galilei, Pascal, or Frost? They all will say "Hello!" to you from these pages.Starting from 1943, in a chronological order, a variety of pertinent information about the numerous relevant personalities and important events, which took place during the history, are commemorated in the last 75 years. There are also many attractive and historic photographs, some of reproductions which we accumulated over the years - I want to thank my wife for her assistance. This book brings a rainbow of practical information, and this will certainly enhance everybody's joie de vivre.