The proposed Water Discus underwater hotel in Dubai, United Arab Emirates, is to be comprised of a series of sci-fi styled discs, one of which will be positioned 21 stories underwater.

To understand why, let me share these images with you; they were all taken in 2008 when Aliwal Shoal was at its best.

Impressions from Antarctica, photographed by Michael Aw and Göran Ehlmé

" I’d like to introduce you to some of our friends, enthused our guide Manasa, a.k.a Papa, as he held aloft a well-worn loose-leaf binder. The photographs within produced nervous laughter and a couple of anxious glances amongst a few of the divers. Then again, with names like Scarface, Hook and Big Mama, these were no ordinary friends. They were sharks, and we would soon be making their acquaintance. "

The sperm whale is the canonical whale, its form immortalized by books and drawings centuries old. When you ask a child to draw a whale, it is likely that what will come out of her developing mind most likely resembles a sperm whale, an animal with a huge, box-like head and tiny pectoral fins whose evolution seems to defy logical explanation

Global diving travel has become increasingly easy over the last decade or so, providing easy access to a growing number of tropical and exotic destinations. So, for many divers residing in cooler climates or new to the sport, it is tempting to look only towards these warm distant destinations and perhaps ignore the wealth of marine life on their own doorstep.

Viewing a torrent of flowing liquid turmoil while safe and dry on shore is enough to make anybody hesitate about signing up for a dive charter in the Skookumchuck Narrows. This is also the place where rushing tidal currents commonly reach impressive speeds of 14-16 knots (30 km/hr)!