Large dancing fountains are monumental hydraulic installations designed for grand public spaces. These fountains feature extensive nozzle arrays (100+ nozzles), supported by high pressure pumps (80 150 PSI) to generate jets up to 100 feet tall. Movable platforms use hydraulic or servo motors for 360° rotation and vertical adjustment (accuracy ±0.5°), creating complex 3D water formations. Structural engineering includes reinforced concrete foundations and wind resistant frames (rated for 60+ mph winds), while water recycling systems process 10,000+ gallons/hour to minimize waste. High intensity LED or laser lighting (10,000+ lumens) ensures visibility, with projection mapping software correcting image distortion from water movement. Audio systems use subwoofers to synchronize low frequency vibrations with water arches, enhancing immersion. Maintenance requires specialized teams for annual structural inspections, pump overhauls, and software updates, making them iconic centerpieces in city squares, international airports, or landmark developments.