Is Spain on your list of vacation destinations? Did you know that Spain is the world’s largest producer of olive oil? It accounts for approximately half of the world’s total production. Olive oil is an essential component of Spanish cuisine. Did you know that Spain boasts the world’s oldest restaurant? Restaurante Sobrino de Botin, located in Madrid, holds the title of the oldest continuously operating restaurant in the world. It has been serving customers since 1725. We ate there and we will tell you about it in another post.