You can find an interview at this link where Bix Weir explains why he believes there are billions of tons of gold hidden in the Grand Canyon.
http://www.silverdoctors.com/gold/gold-news/the-grand-canyon-is-full-of-gold-bix-weir/
Bix Weir says, "There are many secret above ground hoards of gold that the US and the banking establishments do not want the world to know about...and for good reason. Nobody should underestimate the importance of gold in the economic, political and global balance of power."
http://www.roadtoroota.com/public/181.cfm
Here is the June 12, 1912 New York Times article that Bix cites as part of his evidence for Grand Canyon gold.
http://www.nytimes.com/gst/abstract.html?res=940DE7D71F31E233A2575AC1A9609C946396D6CF
By opening up your own OneGold account, you can easily transfer money from your bank account back and forth to your OneGold account where you own gold and have it physically stored in an secure vault.
https://www.onegold.com/
To see the history of Gold and Silver price manipulation by big banks, click here: https://steemit.com/gold/@nicodemus/origins-of-the-manipulation-of-gold-and-silver-prices
Unlike Gold, cryptocurrencies like bitcoin are harder to manipulate in prices by the big banks due to the limited supply publicly visible on the blockchain. Are cryptocurrencies a safe investment? To learn more, click here: https://steemit.com/bitcoin/@nicodemus/will-bitcoin-and-cryptocurrencies-succeed-or-eventually-crash-and-burn