In what is probably the biggest real estate domain auction in history, a bloke from Colorado, Craig Harrison, is going to sell 2,600 geographic domains.

Most of the names feature the name of a U.S. city with a population of over 35,000 followed by “RealEstateListings.com,” though there are international cities, too. The auction will be divvied up into 61 lots, with 54 lots for states (Florida and California have two), one for Washington D.C., one of just state names, and more.

Victor Lund, a partner in a real estate consulting firm, estimates the names are worth $100 to $5,000 USD each. Going by this, the auction could fetch up to £8 million ($13 million USD).

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