BudgetGuessr project library

What the world’s biggest projects really cost

Compare published costs, timelines, project scale and original sources behind remarkable infrastructure and space missions.

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1733 projects

Millau, eine südfranzösische Stadt im Département Aveyron mit dem Viaduc de Millau (Autobahnbrücke der A75).

Bridge · France

€394 million

Millau Viaduct

2004

Approximately $490.1 million

Bridge · Japan

¥25 billion

Minato Bridge

1974

Approximately $85.59 million

Airport · United States

$8.5 million

Minneapolis–Saint Paul International Airport – Lindbergh Terminal

1962

Stadium · Egypt

EGP 900 million

Misr Stadium

2024

Approximately $19.87 million

This is an image with the theme "Play" from: Kenya

Railway · Kenya

KES 327 billion

Mombasa–Nairobi Standard Gauge Railway

2017

Approximately $3.16 billion

Stadium · Canada

CAD 17 million

Moncton Stadium

2010

Approximately $16.5 million

Fast Breeder Reactor Monju in Japan Fukui

Energy · Japan

¥1081 billion

Monju Nuclear Power Plant

2016

Approximately $9.94 billion

Stadium · Mexico

$20 million

Morelos Stadium

1989

Stadium · Cambodia

$150 million

Morodok Techo National Stadium

2021

Mosaic Stadium in Regina, home to the Saskatchewan Roughriders football team in the Canadian Football League (CFL)

Stadium · Canada

CAD 278 million

Mosaic Stadium

2016

Approximately $209.71 million

Stadium · Poland

PLN 158 million

Motor Lublin Arena

2014

Approximately $50.09 million

Pac-12 Championship game on December, 7 2013

Stadium · United States

$307.6 million

Mountain America Stadium

2017

Dam · Jordan

JOD 45 million

Mujib Dam

2004

Approximately $63.47 million

Stadium · Spain

ESP 1.7 billion

Municipal Stadium of A Malata

1993

Approximately $13.36 million

Khán đài B - Sân vận động Quốc gia Mỹ Đình

Stadium · Vietnam

$53 million

My Dinh National Stadium

2003

Maria Valeria Bridge (Mária Valéria híd/Most Márie Valérie) in Esztergom, Hungary. View to Štúrovo/Párkány (Slovakia)

Bridge · Slovakia

€20.78 million

Mária Valéria Bridge

2001

Approximately $18.61 million

Uherské Hradiště, Czechia. Municipal stadium, home ground of the 1. FC Slovácko.

Stadium · Czech Republic

CZK 251.5 million

Městský fotbalový stadion Miroslava Valenty

2003

Approximately $8.92 million

Skyscraper · Japan

¥60 billion

NEC Supertower

1990

Approximately $414.39 million

In this illustration showing NEO Surveyor, NASA's next-generation near-Earth object hunter, the spacecraft floats in an infrared starfield containing stars, star clusters, gas, and dust. More than 100 asteroids can be seen as red dots, with some of them visible in a track that shows how they were captured at different times as they marched across the sky. This starfield was observed by NASA's Wide-field Infrared Survey Explorer, or WISE, during its primary all-sky survey in March 2010 before it

Space mission · United States

$1.2 billion

NEO Surveyor

2022

Das Fußballstadion „NV Arena“ (NV ist die Abkürzung des Sponsors Niederösterreichische Versicherung) in der niederösterreichischen Landeshauptstadt St. Pölten. Das im Juli 2012 eröffnete Station fasst 8.000 Zuschauer, wobei eine Erweiterungsmöglichkeit auf 13.000 Plätze besteht. Die Kosten von etwa 26 Mio. Euro, inklusive Infrastruktur und Grundstückskauf, teilten sich Land, Bund und die Stadt St. Pölten.

Stadium · Austria

€25.7 million

NV Arena

2012

Approximately $33.02 million

Le barrage Nam Ngum 1, sur le Nam Ngum, au Laos.

Dam · Laos

$97 million

Nam Ngum Dam

1984

Space mission · United States

$4.3 billion

Nancy Grace Roman Space Telescope

2024

Dam · Togo

$98.22 million

Nangbeto Dam

1987

Energy · India

INR 3.9964 billion

Narora Atomic Power Station

1982

Approximately $422.67 million