HTML5 is a new version of HTML and XHTML. The HTML5 draft specification defines a single language that can be written in HTML and XML. It attempts to solve issues found in previous iterations of HTML and addresses the needs of Web Applications, an area previously not adequately covered by HTML.
To get a really good idea of how HTML5 is changing the web. This is a great collection of sites that are currently coded in HTML5. You will find a lot of new stuff to play around. List of few more HTML5 Sites.
1) Klix
2) Trefl
3) The Salad Bar
4) Safari 5
5) ANDRAS LENGYEL
6) Talita pagani
7) Emmanuel Pelletier
WooConcept
9) Nick cates Design
10)spaghetti*
11) Diablo
12) Rastro
13) Mip Design Themes
15) MRM Worldwide
16) Deaf Pigeon
17) Asriel
18) Central Mass ChemDry
19) Créart Magazine
20) Waterford Family Bowl
21) Inej Autocentar
22) Design & Stone
23) Rider
24) Blog Maison Écologique
25) Studio 78
26) Municipalité de Saint-Isidore
27) Friendsof42
28) Marc Watts
29) Constantia Strasbourg Neudorf
30) Globatec
