You’ve held it, spent it, and probably never looked twice — but your money is hiding secrets. From tiny symbols to hidden ...

Choose from Cash Carry stock illustrations from iStock. Find high-quality royalty-free vector images that you won't find anywhere else.

Choose from Cash Deposit stock illustrations from iStock. Find high-quality royalty-free vector images that you won't find anywhere else.

All the latest breaking UK news with in-depth comment and analysis, pictures and videos from MailOnline and the Daily Mail.

Explore celebrity trends and tips on fashion, style, beauty, diets, health, relationships and more. Never miss a beat with MailOnline's latest news for women.

Certain banknotes and coins are popular with collectors because of their specific historical background, printing errors, rarity, or condition. They are not just obscure items that can only be found ...