Two homes in the Washington, D.C., suburb of McLean that resemble the White House will be up for auction in late October. One home on Georgetown Pike, which will be auctioned Oct. 27, is 12,500 square feet, has six bedrooms and 10 bathrooms, and was listed for $7 million in 2014. Bidding will start at $2 million. The home on Towlston Road is nearly 14,000 square feet, with six bedrooms and eight bathrooms, and lists at $2.69 million.