**Author details**

Alexander Ferrein, Ingrid Scholl, Tobias Neumann, Kai Krückel and Stefan Schiffer\* Mobile Autonomous Systems and Cognitive Robotics Institute (MASCOR), FH Aachen University of Applied Sciences, Aachen, Germany

\*Address all correspondence to: s.schiffer@fh-aachen.de

© 2019 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/ by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

*A System for Continuous Underground Site Mapping and Exploration DOI: http://dx.doi.org/10.5772/intechopen.85859*
