The mansion, dubbed Beckingham Palace, is in Sawbridgeworth in Hertfordshire and is on the market for £10million.
The penthouse apartment that belonged to late investor Martin Zweig could soon hit the market for between $100 million and $120 million.
Greece will begin this week auctioning off rights to operate dozens of marinas as it seeks to tap private investment to boost lucrative yacht tourism.
A 388-metre high, 108-storey hotel and apartment building called “Australia 108″ is planned for Melbourne’s Southbank area.
The Kenauk Estate, located about an hour outside of Montreal, is being sold for $79million, and includes 65,000 acres of land.
The builder of The Shard skyscraper in London will be the project manager for the planned 1,000-metre-high Kingdom Tower in Jeddah, Saudi Arabia.