High-rise hotel and convention complexes create new skylines.

This project, which opened in 1996, added an enormous new atrium, over 1,000 guestrooms, and a new convention complex to Opryland Hotel.

Still, there are 6,102 exhibitors from 95 countries, and more than 200,000 visitors at the fair, massing in an enormous convention complex.

Echelon Place was an unfinished hotel, casino, shopping, and convention complex on the Las Vegas Strip, developed by Boyd Gaming.

The main arena is a part of a sports and convention complex serving southwest Michigan.

Las Vegas, Philadelphia and Atlanta have expanded convention complexes in recent years, and other cities are expected to follow suit.

But increased competition from newer convention complexes in other cities jarred Chicago's position.

Plans call for restoring the square Colosseum, and other buildings, including several of the museums, as well as constructing a major new convention complex.

The World Market Center, with 1.3 million square feet, is billing itself as "the largest and most comprehensive home furnishings showroom and convention complex in the West."

The James L. Knight International Center is a contemporary entertainment and convention complex located in Downtown Miami, Florida.