In fact, during his reign, Ferdinand Franco (who served as dictatorial prime minister until the 1970s) was so upset by England's refusal to cede the territory to Spain that he closed the border and cut off telephone communications.
Did you know the Rock, that famous promontory in the Bay of Gibraltar, actually faces Spain and not the Strait of Gibraltar leading into the Mediterranean?
St Michael’s Cave is a series, or network, of caves made of limestone, which are found on the Rock, or the Rock of Gibraltar.
St Michaels Cave is located on what is called the Upper Rock, inside the Upper Rock Nature Reserve of Gibraltar and sites at a dizzying height of well over 300 metres above sea level.
Mr Picardo claimed such a move would be dangerous and said it was the "politics of madness".
He told the BBC Radio 4 Today programme: "What we have seen this weekend is sabre-rattling of the sort that we haven't seen for some time.
Spain is also considering closing its airspace to flights heading to the Rock.Gibraltar may well be a British Crown Colony but geographically it's an isthmus of Spain (you can walk across the road, though you do have to pass by some pretty tough customs guards).This proximity over the years has caused no end of irritation on the part of the Spanish government.The Cathedral Cave, part of St Michaels cave was at one time thought to be bottomless, and was long spoken of in the legends of Gibraltar.It was believed that the cave was one end of a passage of a subterranean nature that moves more than fifteen miles long and passes through under the strait of Gibraltar, and further legend says that the Barbary Apes, or Gibraltar Monkeys entered Gibraltar from Morocco from this passage long ago.Gibraltar accuses Spain of 'hijacking' Telegraph poll Five reasons Gibraltar is not and never will be Spanish Spain has warned that it is ready to impose a new border tax, close its airspace to planes using the British overseas territory's airport, and investigate the affairs of Gibraltarians with Spanish economic interests.