Total solar eclipses do not occur very often in the same location within a single human lifetime, but they do tend to cluster together, so that more than one can occur within a few years. This is what will happen in Spain this year, next year, and in 2028, when there will be two total eclipses and one annular eclipse. A sequence similar to that which occurred in 1900, 1905, and 1912, when three total solar eclipses were concentrated—although in the case of the last one, totality lasted only a few seconds and was visible in a very narrow strip of land along the Galician coast. Eclipses have