The adBTC.top, is a GPT (Get-Paid-To) site that rewards you mostly for visiting other sites. The BTC in their name stands for Bitcoin. This site was registered in 2016 and is located in Russia, and rewards you for participating only in bitcoin.
The adBtc site is one of the oldest Bitcoin earning websites, AdBTC pays for ad views much more than most other sites in this category.
adBTC is available globally. you can register as a member regardless of where you live. But due to most Bitcoin exchanges mandates, you have to be at least a minimum age of 18).