2011: Botswana and Malawi - Preparing for SAFARI (Funded by the US National Science Foundation)
2010-2012: Egypt - Seismic and geomagnetic experiments (Funded by the US National Science Foundation)
2009-2014: Missouri - Seismic refraction surveys (Funded by the Missouri Department of Natural Resources)
2009-2010: Ethiopia - Seismic deployment (Funded by Statoil of Norway)
2008: Afar Depression, Ethiopia - Geomagnetic survey (Funded by Statoil of Norway)
2004: Mojave Desert, California: Shallow geophysical survey (Funded by Kansas State University)
2002: Mahanttan, Kansas - Workshop for Kansas Science Teachers (Funded by the US National Science Foundation)
2002: Death Valley, California - Geological field trip (Funded by Kansas State University)
2000: Kansas - Seismic Experiment across Kansas (Funded by the US National Science Foundation)
1997: South Africa and Zimbabwe - Station visit of Kaapvaal seismic experiment (Funded by the US National Science Foundation)
1993: Mojave Desert, California - LARSE experiment (Funded by NSF via the Southern California Earthquake Center)
1991-1992: Russia and Mongolia - Baikal Seismic Experiment (Funded by DARPA)