A woman shows signs of fatigue as she counts ballots in Edinburgh early Friday. Leon Neal/Agence France-Presse/Getty Images Hide Captions
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An observer watches the count take place in Edinburgh early Friday. Leon Neal/Agence France-Presse/Getty Images Hide Captions
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Independence supporters sing outside the Scottish Parliament in Edinburgh. Russell Cheyne/Reuters Hide Captions
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Supporters of the pro-union campaign react to a declaration in their favor in Glasgow. Dylan Martinez/Reuters Hide Captions
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People read the voting figures for each region as they are displayed at the Royal Highland Centre counting hall in Edinburgh. Leon Neal/Agence France-Presse/Getty Images Hide Captions
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Ballot boxes are opened for counting in Scotland. Scott Heppell/Associated Press Hide Captions
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A cross marks a no vote on a ballot paper at a count center in Scotland. A final result is expected in the early hours of Friday morning. Getty Images Hide Captions
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While the count continued, some people waited for another big event happening in Scotland—the iPhone 6 launch. Around 150 people were on line in Glasgow. Cassie Werber/The Wall Street Journal Hide Captions
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Observers were closely monitoring the count. Voters made their choice known at one of more than 5,000 polling stations across Scotland, and by postal ballot. Agence France-Presse/Getty Images Hide Captions
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Scotland has 32 districts, each with their count center. Once their results are known, they are passed to a central electoral officer before a final result is declared. Agence France-Presse/Getty Images Hide Captions
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Observers watch the count process in a vote that could end 307 years of union with the U.K. Agence France-Presse/Getty Images Hide Captions
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Voters wait for a polling station to open to cast their vote in Portobello, near Edinburgh. Paul Hackett/Reuters Hide Captions
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A voter leaves a polling station on the Isle of Skye. Cathal McNaughton/Reuters Hide Captions
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A young voter leaves a polling station after casting her vote in Edinburgh. Leon Neal/AFP/Getty Images Hide Captions
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German Short Haired Pointer dogs Dude, left, and Hector wait to meet First Minister Alex Salmond in Turriff, northeast Scotland. Recent polls have suggested the vote is too close to call. Peter Macdiamid/Getty Images Hide Captions
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A pro-union campaigner waits to distribute leaflets to voters at a polling station in west Glasgow. Ian MacNicol/Agence France-Presse/Getty Images Hide Captions
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Former U.K. Treasury chief and leader of the Better Together campaign, Alistair Darling, walks with his wife, Maggie, outside the polling station at the Church Hill Theatre in Edinburgh. Stefan Rousseau/Reuters Hide Captions
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Scotland's First Minister Alex Salmond meets with pupils at a school in Strichen, near Aberdeen. Ben Stevens/Zuma Press Hide Captions
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Pro-independence and pro-union signs surround a polling station in the south of Edinburgh. Lesley Martin/Agence France-Presse/Getty Images Hide Captions
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Former U.K. Prime Minister Gordon Brown visits a polling station in North Queensferry, just north of Edinburgh. Jeff J. Mitchell/Getty Images Hide Captions