1.   An aeroplane is flown on a specifically curved path-a parabola.

2.   Once activated, an animated, butter-yellow line starts at the first word of the text and traces a curved path from key word to key word.

3.   On our tests, we found it easy to add shadows and gradient fills, draw diagrams, use the Bezier tool and align text on a curved path.

4.   Visitors can walk to the stupa up a curved path lined with ponderosa pine, aspen and oblong prayer flags.