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

Tunnel · People's Republic of China

CNY 44.691 billion

Shenzhen-Zhongshan Link

2024

Approximately $6.21 billion

Skyscraper · Algeria

$107 million

Sheraton Oran Hotel and Towers

2002

Korea Ulchin Nuclear Power Plant Photo Credit: Korea Ulchin NPP

Energy · South Korea

KRW 10327.4 billion

Shin Hanul Units 1 and 2

2022

Approximately $8 billion

Photograph of Rinku Gate Tower Building in Izumisano, Osaka Prefecture, Japan.

Skyscraper · Japan

¥65.9 billion

SiS Rinku Tower

1996

Approximately $605.82 million

The Si Du River Bridge (Siduhe Bridge, 四渡河特大桥) is a 4,010 foot (1,222 m) long suspension bridge crossing the valley of the Si Du River near Yesanguan in Badong County of the Hubei Province of the People's Republic of China.

Bridge · People's Republic of China

CNY 618 million

Sidu River Bridge

2009

Approximately $90.46 million

The Sinamalé Bridge immediately after its completion.

Bridge · Maldives

$210 million

Sinamalé Bridge

2018

Blick auf den Olympiapark Adler (Sotschi)

Stadium · Russia

$226.3 million

Sirius Arena

2012

The Skarnsund Bridge is a 530 m main span long concrete cable-stayed bridge that crosses the sound Skarnsundet in Norway

Bridge · Norway

NOK 219 million

Skarnsund Bridge

1991

Approximately $33.78 million

Bridge · Czech Republic

CZK 200 million

Sky Bridge 721

2022

Approximately $8.56 million

Bridge · United Kingdom

£27 million

Skye Bridge

1995

Approximately $42.61 million

Railway · Switzerland

CHF 176 million

Skymetro

2003

Approximately $130.69 million

Straighten and crop of Image:SmithTower Seattle WA USA.jpg

Skyscraper · United States

$1.5 million

Smith Tower

1914

Stadium · United States

$310 million

Snapdragon Stadium

2022

Energy · United States

$5.5 billion

South Texas Nuclear Generating Station

1983

Spacelab was a versatile laboratory carried in the Space Shuttle's cargo bay for special research flights. Its various elements could be combined to accommodate the many types of scientific research that could best be performed in space. Spacelab consisted of an enclosed, pressurized laboratory module and open U-shaped pallets located at the rear of the laboratory module. The laboratory module contained utilities, computers, work benches, and instrument racks to conduct scientific experiments in

Space mission · United States

$196 billion

Space Shuttle program

2011

Fullsatta läktare på Östers nya Myresjöhus Arena i premiärmatchen mot Värnamo.

Stadium · Sweden

SEK 204 million

Spiris Arena

2012

Approximately $30.11 million

View from a Malta sightseeing two harbours cruise boat to the St. Elmo Bridge at Triq il-Lanċa in Valletta, Malta

Bridge · Malta

€2.8 million

St. Elmo Bridge

2011

Approximately $3.9 million

Formerly the Wanda Vista Tower is a 101 story building (365 m) in Chicago designed by architect Jean Gang.

Skyscraper · United States

$1.03 billion

St. Regis Chicago

2020

The Stade de Genève during the UEFA Europa Conference League round of 16 first leg between Servette and Viktoria Pilsen. (2023)

Stadium · Switzerland

CHF 250 million

Stade de Genève

2003

Approximately $185.65 million

Stade de la Maladière, a multi-use stadium in Neuchâtel, Switzerland.

Stadium · Switzerland

CHF 230 million

Stade de la Maladière

2007

Approximately $191.61 million

Stadium · Poland

PLN 78.4 million

Stadion Miejski

2011

Approximately $26.46 million

Stadium · Croatia

€24 million

Stadion Rujevica

2015

Approximately $26.63 million

Arena Petrol stadium in Celje, Slovenia.

Stadium · Slovenia

€16.5 million

Stadion Z'dežele

2008

Approximately $24.27 million

Stadionul Ilie Oană in Ploiești, Romania

Stadium · Romania

€17 million

Stadionul Ilie Oană

2011

Approximately $23.66 million