Maslon House, Rancho Mirage, Calif.

Plymouth Hotel, Chicago

Airmount Grave Shelter, Clark County, Ala.

TRANSITIONS

LOST
1962 Samuel and Luella Maslon House, Rancho Mirage, Calif.: designed for art collectors by modernist architect Richard Neutra, torn down by new owners within a month of $2.45 million purchase

Maple Avenue district, La Plata, Md.: destroyed by tornado that left none of area’s nine houses standing, and not even a tree

1892 town hall, St. Elmo, Colo.: funded for renovation, destroyed after electrical malfunction sparked fire that claimed two other historic buildings

THREATENED
1912 Plymouth Hotel, Chicago: city’s financial incentives encourage replacement of four-story landmark in Uptown Square historic district with condos and retail space

1719 Tristram Dodge House, Sands Point, N.Y.: after National Register eligibility halted demolition of house built by village founder, owner navigating legal obstacles

RESTORED
1853 Airmount Grave Shelter, Clarke County, Ala.: brick structure that protects family burials brought back from brink of collapse

1932 McKee Botanical Garden, Vero Beach, Fla.: opened as a roadside attraction of alligators, bathing beauties, and orchids; converted to golf-course community except for 18 acres of waterways and landscapes

SAVED
Weatherman Draw, Carbon County, Mont.: rich in rock art and held sacred by Native Americans, spared damage when Anschutz Exploration Corp. donated rights to drill for oil to National Trust

LANDMARKED
1925 Cotswold, Tenafly, N.J.: built as mansion for Wall Street financier, divided into 14 apartments, home to bandleader Glenn Miller when he formed orchestra and gained stardom

CONVEYED
1823-28 Ulysses S. Grant House, Georgetown, Ohio: boyhood home of 18th president, transferred to state by owners, John and Judy Ruthven