Check this ICO backed by gold. They are not a Ponzi but although the coin is lower then the initial ICO value, they do have a real address, management, and registration and so far they are keeping investors informed and making progress with the funds raised:
COIN: MNTP
https://medium.com/@goldmint/https://www.goldmint.io/Coin is now traded in:
https://coinmarketcap.com/currencies/goldmint/In hindsight, I wished I had put my $$$ here instead of Bitonnect!
If gold ever goes up, MNTN will do quite well as they have gold mines partnering, etc. Read the White Paper
The physical gold that backs GOLD asset, is stored in independent banks and custodians all over the world. The number of GOLD assets in circulation should always be equal to the value of gold possessed by GoldMint.
Introducing GOLDblahblahblah where the physical gold that backs GBBB assets (no comma) is stored in independent banks and custodians all over the world. The number of GBBB assets in circulation should always be equal to the value of gold possessed by GBBB ... but don't count on it, for we're a team of vodka-lovin' Russians out to make a buck so to purchase more ... wait for it ... vodka.