An agonizing civic decision must be made over whether to rebuild in the air or at grade.

Contractors in Boston broke ground on Jan. 30 at the long-anticipated, $240-million Fenway Center megadevelopment.

The long-anticipated groundbreaking of the $240 million Fenway Center megadevelopment was on Jan. 30 in Boston.

A successful air-rights project has not been built over the Massachusetts Turnpike since Copley Place opened in downtown Boston in 1983.