After a nearly four-decade drought, two separate air-rights projects with a combined cost of $1.7 billion are taking shape, including one set to be a major life sciences hub in the city.

With the Fenway Center tower and many more projects, the Fenway neighborhood of Boston is one of the epicenters of the city's current development boom.

The 1.3-million-sq-ft Fenway Center air-rights project in Boston includes a 90,000-sq-ft deck over the Massachusetts Turnpike next to Fenway Park.

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.