  One of beautifull mountains in the neighborhood of the Belukha, the tallest
summit in the Altai (in Siberia), is called the Delone Peak in the name of
Boris Nikolaevich Delone (Delaunay), prominent mathematician. Here we are going
to say about the life and science of this extremely suprising man (the paper is
a seriously remade and supplemented version of the author's paper "The Delone
Peak" published in "Kvant", 1987, No (Russian)).
