Palindromes are words or phrases that are exactly the same when reversed. I think they are just pretty damn cool, so I'm going to put them here when I find some.
Madam Im Adam
Name no one man
A man a plan a canal Panama
Racecar
Rise to vote sir
Go hang a salami im a lasagna hog
A man, A plan, A canal, Panama
Otto sees Otto
Bob
Stanley Yelnats