41.   Retractable weather forecasts vs. retractable roof.

42.   Right up to the top of the retractable roof, the seats had been claimed.

43.   The awesome spectacle of a retractable roof in action.

44.   The building was sun-dappled and rocking that day, but with the weather having already turned raw, its retractable roof is expected to be closed Saturday.

45.   The largest stadium with a retractable roof is the SkyDome in Toronto.

46.   The Mets plan to build a stadium with a retractable roof beside Shea Stadium in Flushing.

47.   The new stadium will have a retractable roof and natural grass.

48.   The Mariners are building a new outdoor stadium with a retractable roof.

49.   The Marlins want a baseball-only stadium with a retractable roof, luxury suites and other amenities aimed at increasing revenue.