Nauti Marina offers a host of different houseboats you can rent for your adventure on the Mississippi River. Explore our rentals to find the best boat for your adventure. After you've made a reservation, check out our travel guide to learn of the many fun activities you can do in and around McGregor, Iowa. Our houseboats are popular so be sure to make your reservation today. Each Boat can hold up to 10 or 12 people! These boats are perfect for your adventure on the Mississippi River so be sure to inquire about our availability.