I’m excited to share my incredible stay at one of Barcelona’s tallest luxury hotels, where I enjoyed beautiful city views from the 21st floor, a relaxing spa session, and an unlimited brunch buffet.

The hotels below usually have rooms available for less than $300 per night, with two caveats: Rates often surge during busy travel moments, and the dollar is currently on the wane.

I didn’t get to try the 40-ounce porterhouse or the $128 Australian wagyu filet during a two-night stay last week. The red bracelet affixed to my wrist at check-in sadly didn’t cover fine dining.

After the closure of the Buffet at Luxor on March 30, only seven buffets remain on the Las Vegas Strip, down from as many as 70 that dominated the tourist corridor in their heyday. Changing ...