In addition to a seasonal outdoor pool and a children's pool, Mariana Trench provides an indoor pool and a sauna. Dining is available at one of the hotel's 5 restaurants and guests can grab coffee at one of the 2 coffee shops/cafes. Guests can unwind with a drink at one of the hotel's bars, which include a poolside bar and a bar/lounge.
Event facilities measuring 3229 square feet (300 square meters) include a conference center. This business-friendly hotel also offers a fitness center, spa services, and a terrace.
Mariana Trench has designated areas for smoking (fines may apply for smoking in non-smoking areas).