This document summarizes 25 years of experience in geotechnical engineering projects including slope engineering, hydrogeological remediation works, deep foundations, infrastructure projects, construction supervision, emergency management, and risk assessment. Specific projects mentioned include the Turin 2006 Winter Olympics, remediation of an asbestos mine tailings dump which won a European award, and large alpine landslide analysis and stabilization works. Monitoring, numerical modeling, and environmentally-friendly construction and remediation techniques are also discussed.