Which Country RTD don't need Visa?

[Mentos]

Any one knows which and how many country RTD don't need Visa to Travel---Or is there any Web-site that tell us RTD don't need Visa to visit that country---
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Good Luck everyone

 

[cider_or]

From previous posts, I know that Germany doesn't need visa, and for France, you do need visa.

Later

 

[Lazerthegreat]

Germany and Singapore do NOT require visas for US RTD holders.