7 British Bats

1. Bechstein's Bat
2. Greater Horseshoe Bat
3. Common Pipistrelle Bat
4. Daubenton's Bat
5. Noctule Bat
6. Barbastelle Bat
7. Serotine Bat

7 Jazz Clubs

1. Ronnie Scott's, London
2. Birdland, New York
3. Sunset/Sunside, Paris
4. Blue Note Jazz Club
5. 606 Club, London
6. Jazz Café, London
7. Buddha Bar, Worldwide

7 domains that are yet to be registered

1. keepingitreem.com
2. llamakarma.com
3. feedmepies.com
4. frisbeehead.com
5. totaltroughs.com
6. ratemygoldfish.com
7. rowtheboata.com

7 Formula 1 team principles

Name the teams without Googling! (or any other search engine / website)

1. Ron Dennis
2. Stefano Domenicali
3. Mario Theissen
4. Vijay Mallya
5. Franz Tost
6. Colin Kolles
7. John Booth

7 websites devoted to cats

1. The amazing cat collection
2. Cats in sinks
3. My cat hates you
4. The infinite cat project
5. Cats that look like Hitler
6. The daily kitten
7. Cat in a box

7 statues of Joan of Arc

1. François Rude - Jardin du Luxembourg, Paris, France
2. Emmanuel Frémiet - Fairmount Park, Philadelphia, USA/li>
3. Anna Hyatt Huntington - Riverside Park, New York City, USA
4. Paul DuBois - Rheims, France
5. Denis Foyatier - Place du Martroi, Orléans, France
6. Paul Manship - Smithsonian, Washington DC, USA
7. Louis-Ernest Barrias - Bonsecours, France

7 examples of Recursion

1. Fractals
2. Ackermann Function
3. PHP - PHP Hypertext Preprocessor
4. Unrecognized - A short story by me
5. Oscillating Universe Theory
6. `ln . {filename} -s` in UNIX variants
7. See this link