Mr Zolty said he completed 34 missions on board a Lancaster bomber as a navigator.

BBC: 'About time' Bomber Command war veterans honoured

While the assistance in Haiti and Niger are ongoing, the missions have succesfully been completed in Argentina, Barbados, Burkina Faso, Cambodia, the Democratic Republic of the Congo, Honduras, Kenya, Malawi, Mauritius, Seychelle and Viet Nam.

UNESCO: MEDIA SERVICES

The project, La Ruta de las Misiones (The Way of the Missions), set to be completed in mid-2013, has already reconditioned several of the rustic, single-level adobe missions, restoring their original carved wooden and copper fixtures.

BBC: Reviving Chile's Andean heritage