Lighthouses for sale: Details on a few that are on the block on the East Coast, in Midwest

The federal government is selling off lighthouses or in some cases giving them away for free. A look at a few lights that are up for grabs:

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HALFWAY ROCK LIGHT STATION

Location: Casco Bay, Maine

Bids: 6

High current bidder: $247,000

Claim to fame: Named "Halfway Rock" because it's halfway between Cape Elizabeth and Cape Small.

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STURGEON BAY SHIP CANAL NORTH PIERHEAD

Location: Sturgeon Bay, Wisconsin

Bids: 2

High current bidder: $26,000

Claim to fame: The entire building and lighthouse tower are bright red.

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MINOTS LEDGE LIGHT

Location: A mile off of Cohasset, Massachusetts

Bids: 1

High current bidder: $10,000

Claim to fame: Locals call it the "I Love You" light because of its 1-4-3 flashing signal. 1-4-3 represents the number of letters in the words "I Love You."

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ROUND ISLAND PASSAGE LIGHT

Location: Straits of Mackinac, Michigan

Bids: 2

High current bidder: $21,500

Claim to fame: One of the last lighthouses built on the Great Lakes.

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Source: General Services Administration