- Madison Eats Food Tours
- Made In America Festival
- Mendocino Music Festival
- Music Midtown
- MasterWorks Festival
- Moe.down
- Moogfest
- MerleFest
- Musikfest
- Movement Electronic Music Festival
- Mo Pop Festival
- Monterey Airbus
- Military Cruise Deals
- Mundy Cruising
- Meow Meow Cruise
- MegaCruise
- Maltshop Memories Cruise
- Maple Leaf Adventures
- Melissa Etheridge Cruise
- Margarita Ville Resort Gatlinburg
- Maingate Lakeside Resort
- Meadowmere Resort
- Melrose Hostel
- Mumma's Hostel
- Melbourne Hostel
- Music City Hostel
- Madame Isabelle's House
- Mellow Mountain Hostel
- My Hawaii Hostel
- Made Inn Vermont
- Morning Glory
- Magnolia Springs
- Marrero's Guest Mansion
- Magnolia House
- Magnolia Plantation B&B
- Mansion Inn
- Mountain Comfort
- Meadowood Inn
- Mansion Hill Inn
- Moondance Ridge
- Mistletoe Bough
- Mendota Lake House
- Marydale Inn
- Mary Hunt House
- Melange B&B
- Marl Inn
- McKenzie House
- Maui Bed and Breakfast
- Memories Splash
- Mustang Waterpark
- Myrtle Waves
- Midway Speedway Park's
- Midway Drive-in Theatre
- Mansfield Drive-in
- Moonlight Theater Company
- Mean Girls on Broadway
- MCC Theater
- Museu Balear de Ciències Naturals
- Museum of Discovery
- Museum of Northern Arizona
- Morrison Natural History Museum
- Mid America Science Museum
- Montshire Museum of Science
- Muzeo Museum
- Marin History Museum
- Manhattan Beach Historical Society
- Mariposa Museum
- Manteca Historical Society
- Maturango Museum
- Martinez History
- Mojave River Valley Museum
- Museum of Local History
- Museum of Arts and Sciences
- Mobile Museum of Art
- Mennello Museum of American Art
- Museum of Art Fort Collins
- Morse Museum
- Museum of Contemporary Art of Georgia
- Museum of Mexican Art
- Morris Museum of Art