Another loud boom followed, and abruptly the side walls disappeared as well.

The boom of the sundown salute followed immediately after.

A boom in construction followed the rezoning, leading to complaints from neighborhood residents and their elected representatives.

The boom of several massive gongs being slowly beaten followed.

Sonic booms followed it like a chain of percussions through the air.

A crashing boom of thunder followed quickly in its wake.

A commercial boom followed with the growth of hotels, restaurants, entertainment venues and office buildings, many of which are still standing.

A loud boom followed the third explosion and echoed off the val- ley walls.

Another boom followed seconds later, and then he heard more still as the massive waves crashed over the bow.

An economic boom followed the arrival of the first train in 1911.