Black Market is a dark place, it not called deep for nothing. If you wish to start your discovery down rabbit hole, you gonna get you some ultimate guidance and map. For example, you will need some special deep web gadget for browsing dark net anonymously, like tor browser and a lot more. Or, you would have to bear unique habits for browsing deep onion, not to leave footprints.

Hopefully there is few websites build to walk you through complex world of underground deep web hidden from the surface. This one is the best one i know http://darknet-markets.site/

Darknet-markets.site - is an absolute usher into the world of dark net.

It got so much in store : greatest deep web, the complete guides for security, guide for dark web marketplaces, onion reviews, current, updated and verified tor marketplaces URLs.