Singapore museum adds an interactive virtual forest

This is one unusual forest that visitors aren't likely to forget soon.
At the National Museum of Singapore, a new permanent exhibit will come alive as more people fill the room.
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Housed in a three-story deep circular structure, visitors enter at the top floor into a dark room with a panoramic full-ceiling projection of falling petals.Pushing a curtain aside, they're then invited to walk down a 144-meter (472 ft) spiral pathway. The wa