This is how CPU processor looks like inside. Scanning Electron Microscope image of shattered silicon die of Intel D320. You can see few upper layers of "wires" and the transistors on the
Intel Inside: An Exploration into the World of Microprocessors
After the Transistor, a Leap Into the Microcosm - The New York Times
Intel 14 nm Node Compared to TSMC's 7 nm Node Using Scanning Electron Microscope | TechPowerUp
Introducing New Channel Materials Lays the Groundwork for Slashing the Power Consumption per Transistor----The Institute of Microelectronics of Chinese Academy of Sciences
How to squeeze billions of transistors onto a computer chip | IBM
Electron microscope image of a typical interdigitated transistor... | Download Scientific Diagram
Scanning Electron Microscopy – MuAnalysis
Zoom into a computer chip: Watch this video to fully appreciate just how magical modern microchips are - ExtremeTech
Zoom Into a Microchip (Narrated) - YouTube
Mini-Transistors: the Greatest Technological Revolution | OpenMind
File:Nanoprobes at low magnification in a scanning electron microscope..jpg - Wikipedia
Smallest. Transistor. Ever. - Berkeley Lab – News Center
Check Out What a Microchip Looks Like Under a Microscope - SolidSmack
World's fastest transistor approaches goal of terahertz device