La Historia del Día de San Valentín

http://tudecidesmedia.com/traditions-valentines-day-traditions-from-latin-america-p3150-128.htm

http://www.pickupflowers.com/flower-guide/history-of-valentines-day-internationally


Días de Fiesta como el Día de San Valentín

http://www.nph-guatemala.org/ws/page.php?lang=en&path=news/archive/2011/guatemala/Valentinesday.php

http://www.boliviabella.com/special-occasions.html


La Historia del Chocolate

http://www.chocolate-history.co.uk/aztec-chocolate.htm

http://www.dailymail.co.uk/news/article-493335/Chocolate-invented-3-100-years-ago-Aztecs--trying-make-beer.html