This document discusses the foundations and future of connected cities. It focuses on areas like licensed and unlicensed wireless networks, and the building blocks needed for connectivity. The adoption of digital infrastructure is happening 5 times faster than electricity and telephony, with 50 billion "smart objects" predicted by 2020. Future trends discussed include cities taking a holistic approach to smart apps, new wireless technologies, battery life of over 10 years for devices, and using urban infrastructure like benches and trash bins as wireless access points. The document presents a vision of different constituents like transportation leveraging a common wireless platform managed through a city data lake and IoT platform.