The hotel will be connected to the convention center via an underground concourse.

The side wings, the underground concourse and garage were built later, giving the building its current appearance.

They could have been held in the lobby or perhaps directed through the underground concourse.

This underground concourse is considered to be part of the Chicago Pedway.

It is linked to the station by a large underground concourse of shops and banks.

In 1996 an underground concourse was built to join the library and the museum.

A few hundred feet later, it opened into the equally well illuminated underground concourse.

Both platforms are connected by stairs to two small underground concourses beneath the tracks.

It's joined to the West Building by an underground concourse, but also has its own separate entrance.

Out in the underground concourse, he caught a public tunnel cab, driven by a man with long and silver-glittered hair.