Marconi's contributions to Cape Breton Island were also quite significant as he used the island's geography to his advantage in transmitting the first North American trans-Atlantic radio message from a station constructed at Table Head in Glace Bay to a receiving station at Poldhu in Cornwall, England.

Marconi's station at Marconi Towers, on the outskirts of Glace Bay, became the chief communication center for the Royal Canadian Navy in World War I through to the early years of World War II.

A Synagogue in Sydney serves a small historic Jewish community which was once one of the largest ones in eastern Canada with four shuls: one in Glace Bay, one in New Waterford, one in Whitney Pier, and the one in Sydney.

Glace Bay is the second largest urban community in population and was the island's main coal mining centre until its last mine ceased operation in the 1980s.

At one time, Glace Bay was known as the largest town in Nova Scotia, based on population.

* Glace Bay ( provincial electoral district )

* 1907 – Guglielmo Marconi's company begins the first commercial transatlantic wireless service between Glace Bay, Nova Scotia, Canada and Clifden, Ireland.

In 1907, Marconi established the first commercial transatlantic radio communications service, between Clifden, Ireland and Glace Bay, Newfoundland.

* October 17 – Guglielmo Marconi initiates commercial transatlantic radio communications between his high power longwave wireless telegraphy stations in Clifden Ireland and Glace Bay, Nova Scotia.

Together with Sydney Mines, North Sydney, New Waterford and Glace Bay it forms the Industrial Cape Breton region.

Sydney's economy was a significant part of Industrial Cape Breton with its steel plant and harbour and railway connections adjoining the coal mining towns of Glace Bay, New Waterford, Sydney Mines and Reserve Mines.

Sydney's accommodation sector is centrally located to attractions in Louisbourg ( home of the Fortress of Louisbourg ), Glace Bay ( home of the Glace Bay Miners Museum ), Baddeck ( home of the Alexander Graham Bell Museum ), as well as popular touring destinations such as the Cabot Trail, Cape Breton Highlands National Park, and Bras d ' Or Lake.

Trunk 4 forms an important secondary road in Sydney running along the Sydney River, connecting to Glace Bay.

* Town of Glace Bay

When Mulock learned this, he immediately negotiated an agreement with Marconi for him to set up his North American radio station in Glace Bay, Nova Scotia, where the first transatlantic message from North America was sent on December 17, 1902.

* Wendy Lill, The Glace Bay Miners ' Museum

| align = left | Miner's Forum, Glace Bay, Nova Scotia, Canada

Guglielmo Marconi initiated commercial transatlantic radio communications between his high power long wave wireless telegraphy stations in Clifden Ireland and Glace Bay, Nova Scotia on 17 October 1907.

The Kingston class patrol vessels HMCS Glace Bay and HMCS Shawinigan were also scheduled to patrol the Arctic in 2005.

* February 24-An explosion rips through Number 26 Colliery located in Glace Bay, Cape Breton killing 12 men.

* April 5-A fire races through Number 26 Colliery located in Glace Bay on Cape Breton Island killing one miner.

He returned to Halifax and served on duty during the miners ' strike at Glace Bay.

In the 1910s, when the Palais de Glace no longer served as an ice skating rink, it became a dance venue, and it is there where the tango finally became accepted by the upper classes of Buenos Aires, especially since it had already become a fad in Paris.

Born in Glace Bay, Nova Scotia, the son of former Lieutenant Governor of Nova Scotia David MacKeen, he served during World War I as an artillery officer, reaching the rank of Lieutenant-Colonel and was wounded in 1916.

In Nova Scotia, the Cape Breton Electric RCompany operated interurban services between Sydney, Glace Bay and New Waterford from 1901 to 1947, and the Pictou County Electric Company operated interurban services between the five towns of Pictou County from 1904 to 1931.

The municipalities from which the CBRM was created include: the Municipality of the County of Cape Breton, the City of Sydney, the Towns of Glace Bay, Sydney Mines, New Waterford, North Sydney, Dominion and Louisbourg.

The regional municipality is home to Cape Breton University ( CBU )-formerly known as the University College of Cape Breton ( UCCB )-located approximately seven kilometres east of Sydney on the highway to Glace Bay.

CBRM is home to several performance centres, including the Centre 200 sports arena in Sydney ( home to the Cape Breton Screaming Eagles QMJHL team ) and the historic Savoy Theatre, in Glace Bay.

The accents can be divided into three categories: the Western or Scottish Gaelic accent ( Inverness, Judique, Mabou, the Margarees ), the Industrial accent ( Sydney, Glace Bay ) and the French Acadian ( communities surrounding Cheticamp, L ' Ardoise and Isle Madame ).

It consisted of the southern part of the county of Cape Breton, i. e., the districts of Balls Creek Bateston, Big Pond, Bridgeport, Catalone, Dominion No. 1 and Reverse Mines, Fast Bay ( South ), Gabarus, Grand Mira, Hillside, Loch Lomond, Louisbourg, Main-à-Dieu, Port Morien, Sydney Forks, Trout Creek, Victoria Mines and Lingan, and the towns of Glace Bay, Louisbourg and Sydney.

It 1933, it was redefined to consist of the part of the county of Cape Breton contained in the municipal districts of Dominion No. 6 ( No. 11 ), Hillside ( No. 3 ), Lingan ( No. 20 ), Port-Morien ( No. 12 ), Reserve Mines ( No. 1 ) and South Forks ( No. 18 ), and including the city of Sydney and the towns of Glace Bay, New Waterford and Dominion.

* Sydney Coal Railway ( former Devco Railway ), operates between Sydney, Nova Scotia and New Waterford, Nova Scotia and Glace Bay, Nova Scotia on Cape Breton Island, railway trackage is owned by Nova Scotia Power Corporation, operation was subcontracted to SCFQ )

Geographic obstacles to shipping coal were evident during this age of industrialization with the only suitable harbours being Sydney or Louisbourg ; efforts to build harbours on the exposed coast near Glace Bay were rendered ineffective by the weather.

During the early 1980s, DEVCO built new locomotive shops at Victoria Junction, between Sydney and Glace Bay, and shut down the Glace Bay roundhouse and shops.

One of DEVCO's first tourism-related developments in the early 1970s was the Cape Breton Steam Railway, a joint project with the Sydney and Louisburg Railway Historical Society, which saw unused Devco Railway tracks between Glace Bay and Port Morien used for operating a tourist railway, with coal-powered steam locomotives.

During the early 1980s, the Devco Railway retired its diesels locomotives inherited from the Sydney and Louisburg Railway, which had purchased them second-hand during the early 1960s, and purchased a fleet of new diesel locomotives and coal hoppers, as well as building new locomotive shops at Victoria Junction, between Sydney and Glace Bay, and shut down the Glace Bay roundhouse and machine shops.

* Montenvers Railway ( Cog railway from Chamonix to Montenvers, above the Mer de Glace )

DOMCO's railway lines were operated as a department of the company and were rationalized beginning the following year in 1894 when the International Railway was extended to Glace Bay and Caledonia, permitting the abandonment of a roughly parallel narrow gauge line.

As part of a regional economic development initiative, DEVCO created a tourist railway named the Cape Breton Steam Railway, to operate between Glace Bay and Louisbourg.

Frogs, salamanders, and snakes are also common in Glace Bay.

An example could be a beef jus made by reducing beef stock to a concentrated form, ( also known as Glace de Viande ) to accompany a meat dish.