2 years after people, At the Las Vegas Springs Preserve Museum the voices of man still echo through the halls. The museums exhibits are powered by over 2000 solar panels that still supply the museum with electricity.
10 years after people, With no people to clean off the sand that has accumulated on the solar panels the recorded voices in the Las Vegas Springs Preserve Museum begin to strain, warp and finally go silent.
100 years after people: The Springs Preserve Visitor Center is on the brink of collapse. The weight proves too much for the building and it collapses.