The rain cleared Wednesday night just in time for the Boston Landmarks Orchestra to open its free summer season with a “Best of Boston” concert at the Hatch Shell. Music director Christopher Wilkins led a wide-ranging program that   spotlighted Boston connections, celebrating both America 250 as well as the ensemble’s 25th anniversary.

Wagering on the unknown in their season finale at Jordan Hall Sunday night, Gil Rose led the Boston Modern Orchestra Project through a rare, all-premiere program with music by Paul Moravec, Avner Dorman, John Aylward, and Bernard Rogers. And the risk largely paid off.

In its season finale Friday night, the Cambridge Society for Early Music presented the young Arrow Quartet in an illuminating performance tracing the development of the string quartet with works by Richter, Cambini, and Mozart.

An expansive and impassioned survey of violin sonatas highlighted the concert by Lisa Batiashvili and Giorgi Gigashvili Friday night at Jordan Hall, the final classical event of the season for Vivo Performing Arts.

An expansive and impassioned survey of violin sonatas highlighted the concert by Lisa Batiashvili and Giorgi Gigashvili Friday night at Jordan Hall, the final classical event of the season for Vivo Performing Arts.

The New England Philharmonic closed its 49th season Saturday night at First Church Cambridge, with ​a program centered on Krzysztof Penderecki’s mighty Credo.

Evgeny Kissin and Andrey Boreyko restored a seldom-heard Scriabin concerto to the Boston Symphony Orchestra’s repertoire Thursday night at Symphony Hall, anchoring a Russian-leaning program of Romantic fantasy.