There are many methods to glance in the past : to study chronology of determining events, become acquainted with the genealogical tree of ruling dynasties or read the great number of scientific works about that, how great empires ascended and collapsed. And it is possible to glance for the wings of history and through the prism of grocery/pl to know, as a meal became foundation of whole civilizations and united people, due to what product researchers opened the New World, why sugar and potato underlay industrial revolution and why anthropologists consider that passing to agriculture was a worst error in history of human race.A publishing layout is stored in the format of PDF A4.