Rio Perdido Hotel & Thermal River

87sq m/936sq ft | Set in the west of the reserve amid tropical forest | Spacious, light-filled suite dressed in pale hues with painted wood and polished concrete floors, rustic wall hangings and textured cushions | King-size bed (twin on request) | Living area with a picture window; desk and chair; wardrobe | Private terrace | Outdoor private bathroom with a double shower and a hot tub | Powder room | Free WiFi, smart TV, air-conditioning, minibar, coffee-maker, tea-making kit, bathrobes, and Biosfera bath products | Sleeps up to four with the addition of a trundle bed (on request)

42sq m/452sq ft | Set in the east of the reserve amid tropical forest | Spacious, light-filled suite dressed in pale hues with painted wood and polished concrete floors, rustic wall hangings and textured cushions | King-size bed (twin on request) | Corner sofa next to a picture window; desk and chair; wardrobe | Private balcony with two hammock chairs | Ensuite with a walk-in, rain-head shower and a separate toilet (plus a sink in the bedroom) | Free WiFi, smart TV, air-conditioning, minibar, coffee-maker, tea-making kit, bathrobes, and Biosfera bath products | Sleeps up to three with the addition of a trundle bed (on request)

69sq m/750sq ft | Set north of the main building amid forest between the Blanco and Perdido rivers | Spacious, Japanese-inspired suite with floor-to-ceiling windows | A dark-hued elemental aesthetic brings together black concrete, volcanic-rock flooring, solid steel, brushed copper and singed-hardwood walls | King-size bed | Small hallway opens onto an open-plan bedroom and sitting area | Private balcony with a pair of tub lounge chairs | High-definition projector, pull-down screen and sound bar with its own, dedicated subwoofer (all can be stowed out of sight) | Indoor-outdoor ensuite with side-by-side outdoor rain-head showers, indoor twin sinks and a separate toilet | Free WiFi, air-conditioning, minibar, coffee-maker, tea-making kit, bathrobes, and Biosfera bath products | Sleeps up to four with the addition of twin beds (on request)