Victor Engmark: _MG_7667_v2
Victor Engmark: _MG_7670_v1
Victor Engmark: _MG_7679_v1
Victor Engmark: Taking a vertical well ground water measurement
Victor Engmark: Dam 1 footpath
Victor Engmark: Outlet
Victor Engmark: _MG_7723_v1
Victor Engmark: Gravity-powered barrier
Victor Engmark: Back across the dam
Victor Engmark: _MG_7764_v1
Victor Engmark: _MG_7767_v1
Victor Engmark: _MG_7768_v1
Victor Engmark: _MG_7791_v1
Victor Engmark: _MG_7793_v1
Victor Engmark: _MG_7796_v1
Victor Engmark: _MG_7804_v1
Victor Engmark: _MG_7821_v1
Victor Engmark: _MG_7824_v1
Victor Engmark: _MG_7827_v1
Victor Engmark: _MG_7830_v1
Victor Engmark: _MG_7837_v1