20 Best Tweets of All Time About running surfaces
https://wiki-nest.win/index.php?title=Miley_Cyrus_and_athletics_track:_10_Surprising_Things_They_Have_in_Common
Asphalt - Now you would believe that asphalt is simply as bad as concrete, however it is not. It's actually about 8 times "softer". The real problem with working on asphalt roads is not the firmness, but the camber