From disappearing desert retreats to column-free glass houses – these 5 optical illusion homes in US redefine luxury with their clever visual deceptions.

Selandia, Kearney’s Lane, Killineer, Drogheda, Co Louth Asking price: €850,000 Agent: Sherry FitzGerald Lannon (041) 983 8168 ​Built in Copenhagen by Denmark’s East Asiatic Company, the Selandia ...

A sprawling estate on the shores of Lake Thonotosassa, just outside Tampa, Florida, is set to hit market for $23.6 million — complete with a 900-square-foot replica of the Oval Office.