You can't just drive up to Buena Beach. It's a 400-meter walk through a beautiful trail right next to the Occidental Papagayo hotel.
You'll know you've gotten there once you hit a pristine white sand beach with turquoise water and calm waves.
Forty-six American veterans and first responders drank ayahuasca at a Guanacaste retreat to ease combat trauma. Their stories are moving, but the evidence is thin and Costa Rica's rules remain unsettled.