Summer as long as the night

Book from the 'Chronodrivers' series. Ruslan and Lukerya Raevsky become participants in very ancient events. They find themselves together with their comrade Gleb Rublev in the times of his great namesake - the legendary icon painter monk Andrei Rublev. The kids observe the painting of the Vladimir Cathedral, manage to save the temple workers from traitors who conspired with invaders, they get acquainted with the life of Russia in the 14th century, but most importantly - the teenagers preserve the Vladimir Icon of the Mother of God, the greatest relic of our homeland for future generations. The book is filled with historical details, accurate descriptions, and chronicle events. Fantasy against the backdrop of global historical events. For middle and high school age.