Kaaba, tomb of prophet Muhammad (PBUH) and tomb of some of 12 Imams and other holy places like mosques and etc.
Yes, in order to visit Mecca, individuals must be Muslim.
mecca
To Mecca
Legally, No.
Mecca
A Muslim woman cannot perform Hajj (pilgrimage to Mecca) without one of her blood-relatives.
It depends what you call "Muslim territory" since there are Muslims all over the earth, but Djakarta, the capital of Indonesia, is in a predominantly Muslim country and is about as far from Mecca as you can get.
Robben Island
A Muslim can go to Mecca at any time, but when Muslims around the world pilgrimage to Mecca together, it is called Hajj
Mecca is the place to which every Muslim is supposed to make a pilgrimage.
A Muslim is required to visit Mecca one their life and it is called a pilgrimage
mecca