Here is a run-down, please correct me if wrong or update if slightly incorrect.
6. Paris, France - Denise & James Earl, Tiffany & Krista last spotted (likely F7)
5. likely Lusaka, Zambia (F7/8)
4. Victoria Falls, Zambia - Logan & Chris, Cindy & Rick, Jazmine & Danielle, Justin & Diana last spotted (F8/9)
3. San Antonio de Areco, Argentina - (one of Ernest & Jin, Alex & Adam, Joey & Kelsey, Tanner & Josh eliminated or non-elimination) (likely F9)
2. Buenos Aires, Argentina - Ernest & Jin last spotted (one of Ernest & Jin, Alex & Adam, Joey & Kelsey, Tanner & Josh eliminated) (F10)
1. Rio de Janeiro, Brazil - Shevonne & Kelly likely eliminated (F11)