Mariana flinches as she watches the underground fights in Thailand. (Photo credit: National Geographic)Episode: #02-209 "Fight Clubs"Air Date 03/22/2023Ep209_FightClubs_Trafficked_UHD_3.jpg
A man on top rope celebrating his fight victory. (National Geographic)Episode: #02-209 "Fight Clubs"Air Date 03/22/2023Ep209_FightClubs_Trafficked_51.jpeg
Mariana van Zeller ringside at a BKFC Thailand fight. (National Geographic)Episode: #02-209 "Fight Clubs"Air Date 03/22/2023Ep209_FightClubs_Trafficked_50.jpeg
Mariana walks the streets in Thailand on her way to an underground fight location. (Photo credit: National Geographic)Episode: #02-209 "Fight Clubs"Air Date 03/22/2023Ep209_FightClubs_Trafficked_UHD_2.jpg
Mariana van Zeller in the streets of Thailand. (National Geographic)Episode: #02-209 "Fight Clubs"Air Date 03/22/2023Ep209_FightClubs_Trafficked_46.jpeg
Mariana van Zeller attends an underground bare-knuckle fight in Thailand. (National Geographic)Episode: #02-209 "Fight Clubs"Air Date 03/22/2023Ep209_FightClubs_Trafficked_39.jpg
