After conducting research, it appears that there is a Holland Lake boat ramp located in Minnesota, specifically in Itasca County. The coordinates provided (latitude: 47.72977448, longitude: -93.86500549) match the location on Google Maps.

According to information available on the Itasca County website, the Holland Lake boat ramp is a concrete ramp that is 26 feet wide. It provides access to Holland Lake, which is a small lake located in the Chippewa National Forest. The lake is approximately 222 acres in size and has a maximum depth of 35 feet.

As per Minnesota Department of Natural Resources (MN DNR), Holland Lake has restrictions on the type and size of boats that are allowed. The lake has a maximum speed limit of 25 mph and only electric motors are allowed. Additionally, watercraft with gas motors are limited to a size of 10 horsepower or less.

In summary, the Holland Lake boat ramp in Minnesota is a concrete ramp that is 26 feet wide and provides access to Holland Lake, a small lake in the Chippewa National Forest. The lake has restrictions on the types of boats and the size of gas motors allowed, with only electric motors permitted and a maximum speed limit of 25 mph.