create secure site-to-site Virtual Private Network (VPN), also called a gateway-to-gateway VPN

I need a router configuration expert for Cisco 1921 model on both locations., able to create secure site-to-site Virtual Private Network (VPN), also called a gateway-to-gateway VPN. allow to remote in USA Internet environment creating a secure tunnel via my USA office environment.
The Ideally UAE office router, to be connect Virtually my home Office in USA without going to cloud.