Designing, planning, constructing, managing, operating and maintaining floating neighborhoods, villages, cities and infrastructure for people to live and/or work sustainably on any body of water including but not limited to oceans, rivers, lakes, water filled rock pits the foregoing including buildings, platforms, residential housing, commercial buildings, production facilities, harbors, green spaces, social spaces, recreational spaces, commercial spaces, agricultural spaces for growing plants, means for generating and distributing renewable and ocean energy, means for producing, cleaning water, treating and distributing potable and non-potable water, water desalination and water decarbonization, logistical service hubs and transport hubs including vertiports for EVTOL and helicopters, floating airports, floating ports, floating cargo terminals, storage yards, cargo storage, LNG terminals, food growing and aquaponics, means for processing waste, data centers and crypto mining operations, medical facilities including hospitals and emergency response unit, forward operating bases, entertainment spaces including racetracks, indoor and outdoor theaters, concert stage, performing arts center, museum and art space