Mackinac Island, Michigan. Cairngorm Cottage is a seven-bedroom Victorian in the West Bluff section of this horse-and-buggy island. Built in 1888, the fully furnished, 8,000-square-foot home includes the original woodwork and a turret.

The property has a swimming pool, a Jacuzzi, a gazebo, stone-terraced gardens, and a two-bedroom carriage house. $5,850,000. Bill Borst, Mackinac Island Realty, (906) 430-0831.

Casco, Maine. This two-bedroom cottage on Outer Green Island in Sebago Lake is accessible by boat. The home is made of knotty pine and features a large living room with a stone fireplace. Other buildings include a two-bedroom bunkhouse and a storage building.

The 9-acre private island has two coves, each with a deep-water dock. $1,075,000. John Saint-Amour and Karen Reiche, Landvest, (207) 874-6160.

Homer, Alaska. This off-the-grid waterfront resort has a five-bedroom main lodge and four cottages. The log cabin buildings include a sauna, multiple fireplaces, metal roofs, and a large deck.

Accessible by boat or nearby airport, the property features 800 feet of oceanfront, a gazebo, and direct access to fishing and hiking trails. $1,545,000. Alex Thomas, Realogics/Sotheby's International Realty, (425) 422-8942.

New York. This two-bedroom condominium in a prewar building is just two blocks from Central Park and Columbus Circle, a transportation hub. The unit boasts beamed ceilings, a fireplace, hardwood floors, built-in bookshelves, and a large master bedroom.

Glass doors in the living room open onto a terrace. $3,100,000. Erik Ternon, Douglas Elliman Real Estate, (212) 909-8461.

Avalon, California. Overlooking Avalon Bay on Catalina Island, this four-bedroom home built in 1921 features two fireplaces, ocean views, a wraparound deck, and a separate guest entry. The property includes a rare backyard and a patio.

While the island allows a few cars, there is currently a 14-year waiting list to own one. $2,200,000. Chuck Husting, Sotheby's International Realty, (310) 770-6353.

Great Diamond Island, Maine. Built in 1850, this three-bedroom home lies in a former soldiers barrack built for the Spanish-American War. The corner townhouse has hardwood floors, a fireplace, high ceilings, and a master bedroom with a porch. Amenities include a pool, beaches, a gym, and a short walk to the ferry. $320,000. Amy Farrell, Port Island Realty, (207) 233-0033.

**Want more? Check out these 6 charming homes in Martha's Vineyard.**