El Casco has 33 individually decorated rooms and suites, each with original artwork by well-known Argentine painters. With huge windows framing stunning views of the lake or the exquisitely manicured gardens, the rooms are airy and tastefully furnished. The finest linens, sumptuous furniture, and contemporary conveniences guarantee that visitors have the most comfortable stay possible, and each room's tasteful placement of art contributes a subtle yet meaningful cultural accent.

The hotel's outdoor pool is the ideal place to unwind, with snow-capped mountains and a glistening lake serving as the backdrop. Visitors can unwind by the pool, have a revitalizing swim, or just take in the expansive views of the surroundings. The hotel's spa provides a variety of body- and mind-soothing services, such as massages, facials, and hydrotherapy sessions, for guests who want to further unwind. Every treatment at the spa is a restorative experience thanks to the professional therapists and tranquil atmosphere.