NEW YORK ( TheStreet) -- Gerdau ( GGB), Petroleo Brasileiro ( PBR), Banco Bradesco ( BBD), Itau Unibanco Holding ( ITUB), Ryanair ( RYAAY), VALE ( VALE), Rio Tinto ( RIO), GoldCorp ( GG), Barclays Plc ( BCS) and Lloyds Banking Group ( LYG) have an upside of 27% to 70%, based on analysts' consensus estimates of 12-month price targets.Besides providing attractive returns, these stocks receive high ratings from analysts. We have identified stocks from Brazil, Ireland, U.K. and Canada and diverse sectors, such as airlines, metals & mining, banking & financials and energy, that you should watch. These stocks have a minimum market capitalization of $10 billion and the potential to deliver average earnings growth of around 30%-50% during 2011. On average, the following 10 stocks delivered around 15%-20% returns in 2010 and are expected to be strong, going forward. The stocks are stacked by upside, great to greatest.