If you want to experience the power of the sea head to Thunder Hole in Acadia National Park. Thunder Hole is a small yet breathtaking point that is a top favorite among visitors for majestic waves. The coastal rocks of the beach have been beautifully carved by the waves and act as a fort against the waves. This hitting of waves on the rocks creates a thunderous boom which makes this place so popular. There are many ways to access this spot such as by bus or by trolley and you will just need to walk down the wooden staircase. Get ready to experience a splash of water with waves soaring as high as 40 feet at this magical spot.