| Wonju American Dream Land | Wonju-si, Gangwon-do, South Korea | - | | - | |
| | Woodcliff Pleasure Park | Poughkeepsie, New York, United States | - | - | - | - |
| | Woodland Beach | Ashtabula, Ohio, United States | - | - | - | - |
| | Woodland Park | Lawrence, Kansas, United States | - | | - | s |
| | Woodlawn Beach Park | Lackawanna, New York, United States | - | | - | ≥ |
| | Woodlawn Park | Trenton, New Jersey, United States | - | | - | |
| | Woodside Park | Philadelphia, Pennsylvania, United States | - | | - | |
| | Woozland | Annan, Tainan, Taiwan | - | - | - | |
| | World Design Exposition 1989 | Minato-ku, Nagoya, Aichi, Japan | - | | - | |
| | World Expo Park | Brisbane, Queensland, Australia | - | | - | |
| | World Festival Expo | Ise, Mie, Japan | - | | - | |
| | World Food Festival | Toyohira, Sapporo, Hokkaido, Japan | - | | - | |
| | World Food Festival | Shiroishi, Sapporo, Hokkaido, Japan | - | | - | |
| | World in Miniature | Truro, Cornwall, England, United Kingdom | - | - | - | |
| | Xia Guo Amusement Park | Huazhou, Maoming, Guangdong, China | - | ≤ | - | - |
| Xiangchenwan Amusement Park | Yancheng, Luohe, Henan, China | - | ≤ | - | - |
| | Xianghe Grand Epoch City Park | Xianghe, Langfang, Hebei, China | - | - | - | ≤ |
| | Xian North Children Park | Xi'an, Shaanxi, China | - | ≤ | - | ≤ |
| | Xin'anjiang Amusement Park | Jiande, Hangzhou, Zhejiang, China | - | ≤ | - | - |
| | Xingfu Amusement Park | Bitan, Taipei, Taiwan | - | - | - | s |
| | Xinghai Park | Xingcheng, Huludao, Liaoning, China | - | ≤ | - | - |
| | Xingyuan Lake Park | Hantai, Hanzhong, Shaanxi, China | - | ≤ | - | - |
| | Xixiakou China | Rongcheng, Weihai, Shandong, China | - | | - | |
| | Yahoo! Park | Jacaraípe, Espírito Santo, Brazil | - | ≤ | - | |