Tucked down a leafy road in Potomac, Maryland, the private museum Glenstone has barely a sign in the area to guide visitors, but it does have a beefy security guard at an imposing booth, from which the names of each hour’s reservations are relayed, one by one.
Up, with each confirmation, goes the gate at this 200-acre estate owned by Mitchell Rales, age 60, billionaire co-founder of a conglomerate called Danaher. Along with his wife Emily Rei Rales, 39, he has amassed some 800 works by the greatest names in modern and contemporary art: Willem de Kooning, Jackson Pollock, Mark Rothko, Alexander Calder, Henri Matisse. Brice Marden, Jasper Johns, Robert Rauschenberg, and more.
GLENSTONE
By Appointment Only 22,000-square-foot limestone-clad building designed by Charles Gwathmey in Potomac, Maryland. F O U…