On this day in 1720, the British Royal Navy captured Calico Jack, a Caribbean pirate whose crew included 2 women. http://buff.ly/1jxLMVy

On this day in 1973, the Sydney Opera House in Australia officially opened. Today it hosts more than 1,500 performances each year attended by some 1.2 million people. See more about this public domain photo here: http://buff.ly/1PCIRa3 See more about the Sydney Opera House here: http://buff.ly/1PCIUmc