91.   The little boy and his mother hold hands as they climb the stairs to the Worry Doctor.

92.   The Packbot, manufactured by iRobot, features flippers that allow it to climb stairs and hills.

93.   The patients could climb stairs faster and felt less fatigued, but they performed no better on exercise tests than the untreated patients.

94.   They talk with fondness of a hero who needs help climbing stairs now.

95.   This summer, witnesses said Yeltsin was emotional and distant at a naval ceremony in Murmansk and unable to climb stairs in Novgorod.

96.   This wheelchair-type device can travel over rocks and curbs and even climb stairs.

97.   Tino Vujovic, a painter, climbed the stairs to his loft in the heart of the town and spoke excitedly about what he sees as coming independence.

98.   To let off steam, Erwin jumps rope and climbs stairs between classes.

99.   Tossing his white cashmere scarf around his neck, he climbed the stairs back to street level.

100.   To find out what a golden horse is doing here, simply climb the stairs and step out on to Grand Army Plaza.