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The one-acre (0.4 hectare) Reflecting Pool at the foot of the Long Walk at Nemours Gardens, Wilmington, Delaware features 157 jets shooting water 12 ft (3.5 m) into the air. When they are turned off, the entire Long Walk is reflected in the pool. The pool, 5.5 ft (1.7 m) deep at its deepest section, holds 800,000 gallons (3.028 million liters) of water and takes three days to fill.