Tunnels have emerged as a unique amenity with handsome décor, as builders seek to set themselves apart in the luxury home market. Photo: Alexia Fodere for The Wall Street Journal While house-hunting ...

Luxury real estate sales increased more than 2%, posting their best year-over-year gains in three years, according to Redfin. The median price of luxury homes hit an all-time record of $1,225,000 ...

Although it’s been around for millennia, rammed-earth construction—layers of granite and soil, compacted into solid walls—is making a surprising reappearance in multimillion dollar homes. Photo: ...