These are some very unique unusual living quarters. They are from all over the world and most are very different from normal houses.

Horseshoe crabs are an example of creatures that inhabited our planet some 230 million years ago. They have not changed a bit over time. They can be easily recognized by their straight rigid tail and hard shell that reminds of a military helmet.

That's what a shooting star looks like from space. This photo was taken on August 13 during the Perseids Meteor Shower.