9 so far...
1. US – Yellowstone National Park
2. US – Redwood National Park
3. US – Independence Hall
4. US – Great Smoky Mountains National Park
5. US – Yosemite National Park
6. US – Waterton Glacier International Peace Park
7. JP – Hiroshima Peace Memorial
8. JP – Historic Monuments of Ancient Kyoto (Kamomioya Shrine, Kiyomizu-dera, Rokuon-ji, Ryōan-ji, Nijō Castle)
9. JP – Itsukushima Shinto Shrine (Miyajima)
