30, British

SELECT * FROM gallery2 WHERE topic_id="1753803" UNION SELECT * FROM gallery2 WHERE topic_id="118408" UNION SELECT * FROM gallery2 WHERE topic_id="1761448" UNION SELECT * FROM gallery2 WHERE topic_id="1243684" UNION SELECT * FROM gallery2 WHERE topic_id="456881" UNION SELECT * FROM gallery2 WHERE topic_id="450147" UNION SELECT * FROM gallery2 WHERE topic_id="251386" UNION SELECT * FROM gallery2 WHERE topic_id="1194690" UNION SELECT * FROM gallery2 WHERE topic_id="1570431" UNION SELECT * FROM gallery2 WHERE topic_id="809291" UNION SELECT * FROM gallery2 WHERE topic_id="26680" UNION SELECT * FROM gallery2 WHERE topic_id="1330870" UNION SELECT * FROM gallery2 WHERE topic_id="1191479" UNION SELECT * FROM gallery2 WHERE topic_id="1474521" UNION SELECT * FROM gallery2 WHERE topic_id="807672" UNION SELECT * FROM gallery2 WHERE topic_id="1689275"