1638 today

The history of casinos: from a masked room in Venice to a global machine of chance.

1638 Venetian Ridotto1863 Monte Carlo model1931 Nevada reopens gaming
The Casino de Monte-Carlo and visitors in the 1890s
Archive photograph · 1890–1900

Monte Carlo made gambling look like civilisation.

The casino was sold as one element of an elegant resort: railway, grand hotel, gardens, opera and sea air. Monaco’s model proved that the room around the game could be more commercially powerful than the game alone.

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01

Why create a casino?

Control was one motive. A government could move widespread street and private gambling into a licensed room, impose rules and collect revenue. Tourism was another: Monaco used gaming to attract wealthy outsiders and support hotels and entertainment. In Nevada and Macao, lawmakers also saw gaming as an economic and tax instrument.

02

Where does “casino” come from?

The Italian casino originally meant a small house or social pavilion—not necessarily a gambling venue. In eighteenth- and nineteenth-century Europe, the word became attached to gathering places offering music, dancing and games. Its modern gaming meaning emerged from that broader leisure culture.

03

What makes a casino different?

It is a system, not merely a room: standard rules, a bank or fee, trained staff, controlled equipment, records, security and a regulator. Most importantly, repeated play is priced so the operator has a long-run mathematical advantage even though any individual result remains uncertain.

The long table

Ten turning points in casino history

The story moves between public order, taxation, tourism, engineering and entertainment.

01
Ancient world

Chance before casinos

Knucklebones, dice and lots appear across ancient societies. These were not casinos: they were portable games used for play, divination and wagering. The casino came much later, when authorities concentrated games in a supervised place.

02
1638 · Venice

The Ridotto opens

Venice’s government authorised a public gambling house during Carnival. The Ridotto is widely described as the West’s first state-sanctioned public casino. Masks and formal dress made it theatrical; high stakes kept it socially exclusive.

03
18th century · France

The table-game vocabulary forms

French salons and gaming houses helped shape roulette and vingt-et-un, the ancestor of blackjack. The croupier, bank, layout and house advantage became recognisable parts of organised play.

04
1847 · Macao

Gaming becomes fiscal policy

Portuguese authorities legalised and taxed gambling as Macao lost trade to Hong Kong. Fan-tan stalls multiplied, and gaming revenue became part of the territory’s economic model.

05
1863 · Monaco

The casino becomes a destination

Prince Charles III’s government created the Société des Bains de Mer and entrusted François Blanc with developing gaming and hospitality. Rail access, hotels, gardens and spectacle turned Monte Carlo into a resort economy.

06
1890s · San Francisco

A machine joins the tables

Charles Fey’s three-reel Liberty Bell established the automatic-payout slot-machine pattern. A compact mechanical game could earn continuously without a dealer, changing the economics and soundscape of the casino floor.

07
1931 · Nevada

Las Vegas gets its legal opening

Nevada restored wide-open commercial gambling during the Depression. Las Vegas licences, Hoover Dam traffic and later highway and air travel helped a small desert city become a casino capital.

08
1940s–1960s · Las Vegas

Neon, resorts and showrooms

Fremont Street and the Strip fused gambling with hotels, restaurants and entertainment. Organised crime shaped part of this era, but later corporate ownership and regulation transformed the business.

09
Late 20th century · Global

The resort model travels

Atlantic City, tribal gaming in the United States, European markets and Asian destinations adapted the casino resort. Surveillance, loyalty programmes and computerised accounting made the floor more measurable.

10
21st century · Digital

Casino logic leaves the building

Online casinos and mobile interfaces reproduced tables and reels on screens. The technology changed access and speed, but not the underlying rule: payouts are structured around a mathematical house advantage.

Men gathered around a dice game in an early American saloon
Early American gambling room

Trust had to be staged.

The sign above this dice table promises that the dice are “square.” Before modern regulators, sealed equipment and camera systems, visible assurances of fairness were part of the show.

The Huntington Digital Library

Six games, six journeys

How the casino floor was assembled

Famous origin stories are often cleaner than the evidence. These summaries distinguish documented development from attractive legend.

France · recognisable by 1796

Roulette

The popular story credits Blaise Pascal’s experiments with perpetual motion, but the direct invention claim is too neat. Modern roulette combined earlier gaming wheels and betting games. Parisian descriptions from the 1790s already include 1–36 plus bank pockets.

The important changeFrançois and Louis Blanc popularised the single-zero wheel in the nineteenth century. Removing one house pocket made the game more attractive while preserving an edge.
21
Spain/France · 17th–18th centuries

Blackjack

Blackjack descends from the twenty-one family. A Spanish literary reference appears in the early seventeenth century; French vingt-et-un later spread through Europe and North America.

The important changeThe American name is commonly linked to a promotional bonus for a hand containing the ace of spades and a black jack. The bonus vanished; the name remained.
Italy or France · lineage disputed

Baccarat

Baccarat’s origin stories compete. What is clear is that nineteenth-century French forms such as chemin de fer became elite casino fixtures, with players sometimes taking turns as banker.

The important changePunto banco simplified the ritual: the casino banks the game and fixed drawing rules determine play. The apparent ceremony masks a game with almost no player decisions.
Hazard → New Orleans · 19th century

Craps

The dice game traces through English hazard. A simplified American form became associated with New Orleans and spread by riverboat and migration.

The important changeStreet craps needed only dice; casino craps turned it into a supervised table with a complex layout, multiple staff and many side bets.
Lower Mississippi · early 1800s

Poker

Poker evolved rather than being invented by one person. It combined ranked hands, betting and bluffing, then expanded from a twenty-card game into draw, stud and community-card families.

The important changeUnlike most casino banking games, poker players compete against one another. The house usually earns through a rake or fee instead of winning losing bets.
777
United States · 1890s

Slots

Charles Fey’s Liberty Bell standardised the three-reel automatic-payout machine. Later fruit symbols were associated with machines that dispensed gum or prizes when cash payouts faced legal pressure.

The important changeElectromechanical, video and networked slots replaced visible gears with software. The reels became an interface for a random-number generator and programmable pay table.

The invisible architecture

The casino is built on repetition, not prophecy.

A fair-looking game can still favour the operator because winning wagers pay slightly less than their true odds. In European roulette, for example, 37 pockets include a single zero. A straight-up number bet pays 35 to 1 even though the chance is 1 in 37. The difference creates a house edge of about 2.7% over the long run.

That does not mean the house wins every session. Variance produces winners—and those visible wins help sustain the attraction. The advantage becomes reliable only across a very large number of wagers.

European roulette37possible pockets
35:1advertised payout
2.70%house edge
Probability remembers nothing. A long losing streak does not make the next spin “due.”
Fremont Street casino signs glowing at night in 1952
Public-domain photograph · 1952

Las Vegas turned the building into an advertisement.

Fremont Street’s neon compressed the casino promise into architecture: light, scale, characters and constant motion. The Golden Nugget appears at left and Vegas Vic glows in the distance.

Edward N. Edstrom · public domain via Wikimedia Commons

Myth check

Stories worth correcting

“Pascal invented roulette.”

His work on perpetual motion may belong in roulette’s ancestry, but no simple documentary chain proves that he invented the casino game.

“Bugsy Siegel invented Las Vegas.”

Las Vegas licensed casinos before the Flamingo. Siegel became a powerful symbol of the mob era, not the city’s sole creator.

“Casinos pump oxygen onto the floor.”

This persistent legend lacks evidence and would create serious fire and operational risks. Design, lighting, sound and window placement are enough to shape attention.

“A system can beat a negative-expectation game.”

Changing bet size can rearrange volatility, but it cannot remove the house edge. No staking pattern changes independent probabilities.

Research trail

Sources and further reading

Official archives and institutional histories were prioritised. Where origins remain disputed, the page says so.

Library of Congress · Monte Carlo archiveMonte-Carlo SBM · company historyUNLV · Nevada gaming historyNevada Resort Association · 1931 timelineMacao gaming regulator · industry historySFO Museum · mechanical gambling devicesCalifornia State Parks · Charles Fey landmarkLibrary of Congress · gambling research guide