Merit San Telmo by Amerian

Set in a 1940s building with art nouveau accents, this casual hotel surrounded by shops and eateries is a 3-minute walk from a metro station, and a 10-minute walk from guided tours at Casa Rosada, a pink palace housing the presidential office. The straightforward rooms come with contemporary dark wood furnishings, flat-screen TVs and safes. The airy 2-bedroom suites sleep up to 4 guests. Wi-Fi is...