Some upper-income Texans are headed down below, not Australia, but below the surface. An investor group is planning for a doomsday scenario by building a $300 million luxury community replete with underground homes. There will also be air-lock blast doors designed for people worried about a dirty bomb or other disaster and off-grid energy and water

production. The development, called Trident Lakes, is northeast of Dallas. Residents will enjoy an equestrian center, 18-hole golf course, polo fields, zip lines and gun ranges. Retail shops, restaurants and a row of helipads are also in the works. For those looking to “get away,” they’ll also be able to enjoy three white sand beaches and a neighborhood spa. READ MORE