Which region belong Bali and seychelles?

Bali: Bali is part of Southeast Asia. It is one of the Indonesian islands located in the westernmost part of the Lesser Sunda Islands, east of Java and west of Lombok.

Seychelles: Seychelles is a group of islands located in the Indian Ocean, northeast of Madagascar and about 1,600 kilometers (1,000 miles) east of mainland Africa.