The general understanding is that it is prohibited in the Shariah for a female to travel without a Mahram under all circumstances and including for religious purposes such as hajj. Are there any exceptions to this rule? If a woman wishes to travel to another city for a religious conference/seminar without the company of a mahram male, would that be permissible? If she wishes to travel alone (or with a sister) to a Muslim country to undertake Islamic studies, would that be permissible? If she...