If you are looking for that jungle immersion experience: Osa Peninsula is your place in Costa Rica. A hike to Corcovado National Park, a snorkeling or Scuba Diving tour to Isla del Caño or a soccer match with the locals may be all part of the menu.
Try to avoid coming down in the months of September and October, as the rain may get really heavy. Best time to come is December through April.
Families with older children, Honeymooners, Singles and smaller groups. Hotels here are very small, not luxurious and usually do not offer TVs in the room or good Wifi connection.