Trump had the pool painted "American flag blue," but after the pool was refilled, algae took over and the blue paint started coming up.

‘American flag blue’ sealant is starting to peel from the bottom of the pool after multi-million dollar, taxpayer-funded project

The Trump administration wanted the surface of the Lincoln Memorial Reflecting Pool to be “American flag blue.” A water-treatment expert explains why the pool is still algal green…

‘They've also done everything possible to hurt the inside surface that was just installed.’