The plumbing is pretty rustic. Gyms · Massage · Things to Do · Mexicali, BCN · Arts & Entertainment · Casinos. Arenia. A really special spectacular place if you are OK with camping. (2 reviews). Arenia. Casinos. Definitely need to bring your own tent and food and drinks. Add Review. Unclaimed. Arenia CasinoHotels near Instituto de Investigaciones Culturales - Museo Casino Golden LionHotels near Bosque de la Ciudad de MexicaliHotels near Momentours. Directions. 2 reviews and 2 photos of Arenia "I was a loyal customer for five years until August first of when I was sitting on a bench waiting for my vehicle to. .