Journey to the center of the earth

The book has a lot of scientific component from various fields: geology, paleontology, botany, zoology, physics. But everything is very accessible and understandable. The plot focuses on a exploratory journey to the center of the earth through a volcano crater. The starting button for him was an encrypted message on half-decayed parchment. Aby happy coincidence, it fell into the hands of the famous and very gambling scientist. How could he remain indifferent? Of course not – such people do not miss the opportunity to discover something new and are not afraid of dangerous adventures.