Architectural Museum

The first known tool for positional arithmetic, using columns drawn in sand.

The classic bead-frame calculator, utilizing the Zhùsuàn technique for rapid accounting.

An ancient analog computer discovered in a Roman-era shipwreck, used for celestial tracking.

The first mechanical calculator capable of addition and subtraction.

A mechanical calculator that introduced the stepped drum mechanism for all four arithmetic operations.

A mechanical calculator designed to tabulate polynomial functions.

A massive electromechanical analog computer designed to solve differential equations.

The world's first programmable binary computer, constructed from thin metal sheets.

The first general-purpose electronic computer, built with vacuum tubes.

The first mass-produced computer with floating-point arithmetic hardware.

A landmark family of compatible mainframe computers.

The world's most famous supercomputer, featuring a unique C-shaped cooling tower.