Which is an invisible part of culture?

Are their still pioneers? Is the land of Nubia covered with rain forests today? Who is Khalid Awan? Who was responsible for organizing the law of the Anglo saxon? Who is the Renaissance scholar that devoted themselves to the study of the subjects taught in ancient Greek and Roman schools? What long term causes did King John create? What were the taxes that were imposed on the colonists? What is the ancient Greeks oil lamp made out of? How is the structure of the roman government similar to that of the us.? What did the Romans do for British education? What Indian tribe lived in South Dakota? What skills did Irish bring to Texas? Write a brief summary of A visit to India written by Julian huxley? How many Israelis have been killed by Palestinians? What element was used to make the fist atomic bomb? What plan of government favored small states by giving them 2 electors per state? What was Julius Caesars current address? Why are british officials in London and colonial leaders unable to communicate effectively in the years leading up to the American revolution? What would cause the outside unit not to kick on when the blower unit starts? What are some of New Hampshire's cash crops?