Bitcoin (BTC) zipped pass $19,000 on Tuesday, rallying nearly $7,000 in a month. The cryptocurrency is now within sight of its all-time high of $19,783 reached on Dec. 2017. It has a market cap $354B. Along side, other altcoins, lead by Ethereum, too are seeing significant rises. Over the past 24 hours, three coins (of the Top 100) including Verge, Zilliqa and Stellar have seen over 25% gains.