The second coffee shop has to be Kaffeine. Having only recently come across this one, I was certainly impressed and they may even have the best coffee I've had, since a short stay in Portland, Oregon.

Nice coffee around Soho. Very good vibes and nice space.

An obvious choice but no 'best of London' list is complete without the Barbican

It paces a Londoner's life. When the tide is low I like wandering on the "beach" and discovering tunnels that take me to the centre of the Earth.

The V and A houses a public collection of prints and drawings of every kind imagineable from old master drawings to photographs, playing cards, fashion plates and wallpapers. You have to select what you want to see from the collection http://collections.vam.ac.uk/and book in advance. The behind-the-scenes route up to the study room of v and a is a treat alone (pictured)