Hartwell House & Spa in Aylesbury (Buckinghamshire), England

Hartwell House boasts a spa with an indoor swimming pool, whirlpool spa bath, steam room, and sauna. The fitness centre overlooks the parkland, and the spa lounge provides relaxation area with sun loungers. Guests can book full body massages, facials, manicures, and pedicures from the treatment menu.

Each room is furnished with a flat-screen TV, DVD player, and CD player, and offers free Wi-Fi. Many rooms feature four-poster beds, and some have views over the 90 acres of landscaped parkland. The hotel provides tea and coffee makers in all rooms, along with soundproofed windows.

The award-winning restaurant serves dinner from an extensive menu, with wines sourced from the hotel's own wine cellar. Special diet menus are available on request, and the bar offers champagne and a coffee house on site. Breakfast is rated exceptional by guests, with cooked options and fresh fruit.

The 90-acre parkland includes a landscaped garden with outdoor furniture, picnic area, and a lake with a stone bridge. Hiking trails and tennis courts (with equipment provided) are available on site. The heated swimming pool is open all year, with a shallow end and sun loungers around the terrace.

Meeting and banquet facilities accommodate up to 46 rooms, and the 24-hour front desk offers concierge service and luggage storage. The hotel is wheelchair accessible, with raised toilets and grab rails, and provides pet bowls and pet baskets for dogs. Electric vehicle charging stations are located in the free on-site parking.

Location: 90 acres of National Trust parkland, 1 hour from London Marylebone

Rooms: 46 rooms with four-poster beds and DVD players

Dining: Award-winning restaurant with house wine cellar

Wellness: Indoor pool, whirlpool spa bath, steam room, gym, tennis courts

Pet policy: Dog-friendly with pet bowls and baskets

Accessibility: Wheelchair-friendly with grab rails and lift