Certainly, here are some interesting facts about the "Himno Nacional de España," which is also known as the "Marcha Real":
No Official Lyrics: One of the most distinctive features of the Spanish national anthem is that it doesn't have official lyrics. This is unique among national anthems of the world. Various attempts have been made to add lyrics, but none have been officially adopted.
Oldest National Anthem: The "Marcha Real" is one of the world's oldest national anthems. It has been the national anthem of Spain since 1770, during the reign of Charles III.
Unchanged Melody: The melody of the Spanish national anthem has remained the same for centuries, making it one of the few national anthems that have not been altered or replaced.
No Specific Author: The composer of the "Marcha Real" is not definitively known. While it is often attributed to Manuel de Espinosa de los Monteros, there is no concrete evidence to support this claim.
Controversies: The lack of official lyrics has led to some controversies in Spain, with different political and cultural groups proposing lyrics for the anthem over the years. However, these proposals have not gained consensus.
Played Without Lyrics: Because of the absence of lyrics, the Spanish national anthem is often played without any vocal accompaniment during official ceremonies and events.
Multiple Uses: The "Marcha Real" is not only the national anthem of Spain but is also used in the same capacity by the Spanish autonomous cities of Ceuta and Melilla.
Unique Tune: The anthem's melody is quite distinctive and does not follow the typical 3/4 or 4/4 time signature found in most national anthems. It is known for its elegant, stately march rhythm.
Not Associated with Nationalism: Unlike some national anthems that are closely associated with nationalistic sentiments, the "Marcha Real" is often described as a neutral, non-political anthem.
Preservation of Tradition: Despite debates about adding lyrics or changing the anthem, the Spanish government has consistently upheld the tradition of keeping the "Marcha Real" as an instrumental national anthem.
These facts highlight the unique and historical characteristics of the Spanish national anthem, making it a notable piece of musical heritage.