 and young kids are left behind, Tunnel to Towers pays the mortgage on the family home to lift the financial burden. Amazing act of generosity. For severely injured veterans, first responders, Tunnel to Towers will also build mortgage-free smart homes, enabling severely injured heroes to move around their homes more independently. Through the foundation's homeless veteran program, Tunnel to Towers is providing housing and services to homeless veterans. More than 3,300 helped last year alone.