Volcanic craters, fumeroles and hot springs mark the rugged landscape of São Miguel island, in the remote Portuguese Azores, where undergraduate students from WashU traveled to study field geology techniques during their 2018 spring break.

Volcanic craters, fumeroles and hot springs mark the rugged landscape of São Miguel island, in the remote Portuguese Azores, where undergraduate students from WashU traveled to study field geology techniques during their 2018 spring break.