HILTON SAN FRANCISCO UNION SQUARE

Occupying 3 towers in the vibrant Union Square neighborhood, this polished high-rise hotel is 3 minutes' walk from a cable car stop and a 12-minute walk from the Moscone Center convention facility.

Sophisticated rooms offer flat-screen TVs, desks and Wi-Fi (fee). Upgraded rooms add balconies and/or skyline views; some include free Wi-Fi. Suites provide sitting areas.

There's a hip restaurant, and a sleek 46th-floor cocktail bar with city views, plus a casual eatery and a coffee shop. Additional amenities include a fitness center, and a courtyard with an outdoor pool and a hot tub, along with a business center, a ballroom and 73 meeting rooms.