MATomlinson: Pico de Orizaba from the bus, Estado de Puebla, Mexico
MATomlinson: Bill Steele and Gary Napper on the final day of the expedition, Plan Carlota, Municipo de Huautla de Jiménez, Oaxaca, Mexico
MATomlinson: sunrise from Plan Carlota, Municipo de Huautla de Jiménez, Oaxaca, Mexico
MATomlinson: sunrise from the rillenkarren above Plan Carlota, Municipo de Huautla de Jiménez, Oaxaca, Mexico
MATomlinson: Alma Karem Rodriguez displays the traditional ceremonial dress of Huautla, Oaxaca, Mexico
MATomlinson: Adrian Miguel-Nieto watching trout being harvested for dinner, Oaxaca, Mexico
MATomlinson: Bill Steele holds a signed expedition poster in the PESH field house, Plan Carlota, Municipo de Huautla de Jiménez, Oaxaca, Mexico
MATomlinson: an expedition's worth of cave bags hung up to dry, Plan Carlota, Municipo de Huautla de Jiménez, Oaxaca, Mexico
MATomlinson: Eric Pelkey shows the local kids some cave sketches, Plan Carlota, Municipo de Huautla de Jiménez, Oaxaca, Mexico
MATomlinson: Eric Pelkey takes a seflie with the local kids, Plan Carlota, Municipo de Huautla de Jiménez, Oaxaca, Mexico
MATomlinson: Eric Pelkey showing the local kids how to use a Disto-X, Plan Carlota, Municipo de Huautla de Jiménez, Oaxaca, Mexico
MATomlinson: Paul Winter scrubs gear at the close of the expedition, Plan Carlota, Municipo de Huautla de Jiménez, Oaxaca, Mexico
MATomlinson: Katie Graham next to the cave pearls of the Hank Rose Dome, Hobbit Hole section of La Grieta entrance to Sistema Huautla, Oaxaca, Mexico
MATomlinson: Katie Graham sits in the Hank Rose Dome, Hobbit Hole section of La Grieta entrance to Sistema Huautla, Oaxaca, Mexico
MATomlinson: cave pearls in the Hank Rose Dome, Hobbit Hole section of La Grieta entrance to Sistema Huautla, Oaxaca, Mexico
MATomlinson: Eric Pelkey navigates the Hobbit Hole section of La Grieta entrance to Sistema Huautla, Oaxaca, Mexico
MATomlinson: Fernando Hernandez ascends back up a virgin 40m pitch, Goat Cave, Municipo de Huautla de Jiménez, Oaxaca, Mexico
MATomlinson: Fernando Hernandez, Tommy Shifflett, and myself at the bottom of a virgin 40m pitch, Goat Cave, Municipo de Huautla de Jiménez, Oaxaca, Mexico
MATomlinson: unknown skeleton, Goat Cave, Municipo de Huautla de Jiménez, Oaxaca, Mexico
MATomlinson: unknown frog species, Goat Cave, Municipo de Huautla de Jiménez, Oaxaca, Mexico
MATomlinson: unknown spider species, Goat Cave, Municipo de Huautla de Jiménez, Oaxaca, Mexico
MATomlinson: harvestman- possibly Stygnopsidae family, Goat Cave, Municipo de Huautla de Jiménez, Oaxaca, Mexico
MATomlinson: Jason Lavender and Adam Haydock await departure aboard the Chuckle Bus, Plan Carlota, Municipo de Huautla de Jiménez, Oaxaca, Mexico
MATomlinson: PESH expedition week 4 group shot, Plan Carlota, Municipo de Huautla de Jiménez, Oaxaca, Mexico
MATomlinson: sunset from the highway near Goat Cave, Municipo de Huautla de Jiménez, Oaxaca, Mexico
MATomlinson: Tommy Shifflett and Scott Wahlquist hiking back from Goat Cave, Municipo de Huautla de Jiménez, Oaxaca, Mexico
MATomlinson: Tommy Shifflett descends the entrance drop of Goat Cave, Municipo de Huautla de Jiménez, Oaxaca, Mexico
MATomlinson: Tommy Shifflett rigs the Goat Cave entrance drop, Municipo de Huautla de Jiménez, Oaxaca, Mexico
MATomlinson: view from Goat Cave entrance, Municipo de Huautla de Jiménez, Oaxaca, Mexico
MATomlinson: closed valley on the hike to Goat Cave, Municipo de Huautla de Jiménez, Oaxaca, Mexico