Helen's Tower, Northern Ireland: Built in the mid 1800s as a game keepers tower, Helen's Tower is an enchanting stoned turret with stunning views across the lush green hills of Northern Ireland.
St John's Point, Donegal, Ireland: Offering spectacular views, St John's Point has been a working lighthouse since 1831. Now accommodating up to four guests, the lighthouse is a good stop for those who wish to explore historical tombs and shipwreck sites nearby.
The Georgian House at Hampton Court Palace, England: This grand abode served as a mere kitchen for King George I. Hampton Court Palace was greatly expanded during Henry VIII's reign, with a series of gardens and courtyards.
Le Moulin de la Tuilerie, France: Moulin was the vacation home for King Edward VIII -- who gave up his throne for love -- and his wife Wallis Simpson. Elizabeth Taylor, Richard Burton and Cecil Beaton are among its famous guests. Today, guests can stay in this charming mansion south of Versailles and moments from Paris.
Cawood Castle, England: The once spectacular medieval castle for archbishops has witnessed a fair share of drama during its 500-year history. The gatehouse of the castle -- one of the few structures that remain -- sleeps four and features a roof terrace with uninhibited views of rugged Yorkshire.
Naulakha, US: Naulakha, the former home of Nobel Prize-winning author Rudyard Kipling, sits atop a hillside in Vermont overlooking the Connecticut River Valley. The house retains almost all original features including the very desk on which Kipling wrote "The Jungle Book," "The Seven Seas" and "Captains Courageous."
Carriage House, US: Carriage House takes guests back to 1800s-era understated comfort. The house preserves much of its original furniture, wall panelings and the wall color scheme from when it was home to Rudyard Kipling's coachman Matthew Howard and family. Kipling's house Naulakha is nearby.
Villa Saraceno, Italy: Part of the UNESCO World Heritage Site of the Palladian Villas of the Veneto, 400-year-old Villa Saraceno is like a grand museum -- that you and your 15 guests can live in -- with frescoes of Greek mortals and goddesses adorning its ceilings.
Casa Guidi, Italy: The former home of poets Elizabeth and Robert Browning, Casa Guidi was restored in the likeness of a painting commissioned soon after Elizabeth's death in 1861. It houses three bedrooms -- all romantically decorated.
Hougoumont, Belgium: It's hard to imagine a more serene place as backdrop to one of the greatest battles in European history. The two-bedroom gardener's cottage Chateau Hougoumont was once a key strategic point in the Great Battle of Waterloo -- when British and Prussian troops defended the farmyard against French armies more than two centuries ago.