The top-floor galleries, where the museum's permanent collection is displayed, are a correctable disaster.

H Map Vilaseca's Casa Pia Batlló, built between 1891 and 1896, is interesting in its use of ironwork, especially along the 1st- and top-floor galleries around the three facades.

There were dozens of candy-colored Mexican primitive paintings in the dining room, and the 68-foot-long top-floor gallery was hung with paintings by Miró, Chagall, Marcoussis, Derain and Modigliani.

Mr. Lipski is known for combining recognizable objects into new entities, and the four sculptures here, installed in the building's cavernous top-floor gallery, are no exception.

This installation includes late 20th-century abstractions, German and American mostly, which Mr. Garrels has intelligently arranged in the lofty top-floor gallery.

But luckily, the Hermès management made the wise decision and opened the top-floor gallery to everyone.

This year's show feels truncated, occupying just half of the top-floor galleries at Tate Liverpool (in the other half, visitors can leave comments, watch Emily Dixon's filmed interviews with each artist, and spend money in the temporary cafe).

The stately top-floor gallery that is devoted to him in St. Louis is one of the most powerful rooms in the museum - and in the country, for that matter.

Apart from the handsome lobby and a top-floor gallery that commands breathtaking harbor views, the interiors were planned by Patrick Gallagher of Douglas/Gallagher, a firm based in Texas and Washington.

Koolhaas's proposal can be glimpsed, but barely, in an exhibition now in the museum's top-floor galleries of architecture and design.