First big interplanetary astronomical convention in history is no place for glooming.

Some kind of big convention at the Moscone Center.

"It'll be a long time before we invite another big convention to the city while I'm mayor. "

"This was the biggest convention since Katrina," said bestofneworleans.com.

Coming in from Holland on his way to a big convention in Chicago.

The event attracted over 900 visitors to the city over the weekend and became the biggest convention in the north east after its first year.

The first cancellation of a big convention because of the Ripper.

A bigger, better convention center that will replace this outdated one, which has no meeting rooms.

"Some of these big national conventions we've been working on for years," she said.

I worked on it for five years and did not receive any money for time spent on the big convention.