This ETF includes all the "Magnificent Seven" stocks -- and about 493 others. And its annual fee is minuscule.

If you want to earn a big return and turn $25,000 into more than $1 million, there is a safer and better way to do so -- assuming that you're willing to be patient. An exchange-traded fund (ETF) can allow you to generate some massive gains over the years,

Nvidia (NASDAQ: NVDA) undoubtedly has helped some investors reach the million-dollar mark in recent years. The artificial intelligence (AI) chip leader has seen its stock climb more than 2,400% in five years.