Indonesian observes rituals and traditions as well as politeness and etiquettes. Wearing shorts or skirts is considered too vulgar and disrespect the spirits wihin the temples. That's why people used sarong to cover your open parts of body.
It is base less such customs should be discarded with.
The best item to represent Indonesia is Borobudur temple.
Borobudur is in Java, Indonesia.
) Indonesia
Bali, Borobudur temple (largest Buddhist temple in the world)
Indonesia, Java
As it is now it in ruins. However: as Artemis is associated with the Wild (forests, mountains) her temple should have had something of that natural feel.
It is forbidden to defile the Temple by entering it when spiritually unclean. This includes: not bringing a dead body into the Temple grounds not entering the Temple after contact with a dead body not entering the Temple after contact with a dead animal. For more, see Leviticus ch.11-12, ch.14-15, ch.22; and Numbers ch.19.
temple
Borobudur, in Jogjakarta, Java (Indonesia)
The Borobudur Temple in Magelang, Central Java, Indonesia is a Mahayana Buddhist Temple built in the 9th century. The temple was built as a shrine to worship Buddha.
The question is not clear. If you are referring to temples used for religious purposes, then Borobudur in Java is the biggest Budhist temple in Indonesia.