Strange riddle

Late one evening, a man and a his wife were driving their car at speed down a country road. The car spun of the road and hit a tree. The man decided to seek help at a garage a few miles away.
He made sure that all the windows were wound up and locked all the doors.

When he returned, his wife was dead, and there was someone in the car he had never seen before. No physical damage was done to the car and it was still locked. How did the woman die? Where did the stranger come from?

Leggy riddle

A horse travels the same distance every day. Oddly, two of its legs travel 30 miles each day and the other two legs travel nearly 31 miles. It would seem that two of the horse's legs must be one mile ahead of the other two legs, but of course this can't be true.

Since the horse is normal, how is this situation possible?

Unusual riddle

The paragraph below is very unusual. Can you find out what is so unusual about it? In fact, nothing is wrong with it, yet it is unusual though. Why is that so?

John was walking back from a visit down in Branton Hill's manufacturing district on a Saturday night. A busy day's traffic had had its noisy run and with not many folks in sight, his Honour got along without having to stop to grasp a hand, or talk - for a mayor out of City Hall is a shining mark for any politician. Coming to Broadway, a booming bass drum and sounds of singing, told of a small Salvation Army unit carrying on amidst Broadway's night shopping crowds. John, walking towards that group, saw a youg girl, back toward him, just finishing a long, soulful oration...