Back in my parents' age, lots of people invested their money by buying gold and storing it somewhere in the house. Of course it was really unsafe since burglars could broke into the house and stole all the gold.
These days you can buy and sell gold online safely. BullionVault dot com is the right place for individuals to buy and sell gold bullion online. After all, the gold is stored in high-security vaults. Trading online is very secure, easy, and cheap this way since the gold never moves. The other benefit is that you can buy and sell gold at your own price, so you can get some profit by doing so.
The above site has also been translated to German, French, and Italian. If this type of investment interests you, then you should visit the site.