in 'Prisoners of the Sun' explores the theme of Solar eclipse. Its
hero Tintin and his companions have been taken prisoners by a tribe
of Incas. Their crime was to accidentally enter the Temple of the
Sun God. Tintin, Captain Haddock and Professor Calculus are to be
burned alive. Their pyre is to be lit by a magnifying glass focussing
the rays of the sun. The only choice the Incas give them is that they
choose the day and hour of their death.