“Can US citizens travel to Qatar without a visa?” No, US passport holders need a visa for this trip. However, if you're traveling for FIFA World Cup or other tourism purposes, it's very easy to enter Qatar. The tourist visa doesn't require you to apply in a Qatar embassy. Instead, you can obtain a Hayya Card.
You may also like
The Maldives can be quite pricey, so an all-inclusive
0126
Prison for both men and women located in Tenerife (Canary Islands).
062