Currently I am promoting several proposals in Area51. They are:
1) Health Care- Site to ask personal health related problems and discuss with others.
2) Know Others Culture- Site to encourage cultural exchange and it gives you a scope to share and know cultural knowledge with/of others.
3) India- For enthusiasts about India as a country. Join here.
If you feel like they are worthy to be a part of StackExchange network, then come here and follow them.
English Language Learners
Q&A for speakers of other languages learning English
Area 51
Stack Exchange Network staging zone, where users come together to build new Q&A sites
Stack Overflow
Q&A for professional and enthusiast programmers
Meta Stack Overflow
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
English Language & Usage
Q&A for linguists, etymologists, and serious English language enthusiasts
Sports
Q&A for participants in team and individual sport activities
Science Fiction & Fantasy
Q&A for science fiction and fantasy enthusiasts
Politics
Q&A for people interested in governments, policies, and political processes
Mathematics
Q&A for people studying math at any level and professionals in related fields
Linguistics
Q&A for professional linguists and others with an interest in linguistic research and theory
Physics
Q&A for active researchers, academics and students of physics
Server Fault
Q&A for professional system and network administrators
Game Development
Q&A for professional and independent game developers
Personal Productivity
Q&A for people wanting to improve their personal productivity
Parenting
Q&A for parents, grandparents, nannies and others with a parenting role
