A remote tribe totally prohibits contact with the outside world.
The only active volcano in Andaman India, Barren Island, is closed to all tourists.
Restricted access in order to save native populations and their distinct environment.
Hgh level of security in a disputed area because of territorial disputes.
Because of attempts to preserve animals, some locations are off-limits.
Due to unsettling local legends, entrance is prohibited after dark.
Temporarily limited in order to preserve and restore the environment.