With a 45,000sq ft spa, 21 treatment rooms, a two Michelin-star restaurant and eight swimming pools, it's no wonder celebrities flock to the award-winning Pennyhill Park. Nestled in the pretty Surrey countryside in Bagshot, the luxury spa and hotel has attracted so many famous names since it opened, it looks like a who’s who of the celebrity world. Daniel Craig, Nicole Kidman, Cameron Diaz, Justin Timberlake, Catherine Zeta-Jones, Michael Douglas, Lewis Hamilton and Russell Crowe have all enjoyed some time at the venue. Nestled in the pretty Surrey countryside in Bagshot, the luxury spa and hotel has attracted many celebrities . Pennyhill Park has heated outdoor hot tubs,  hydrotherapy pools and a 25-metre heated swimming pool . Celebrities including Nicole Kidman and Daniel Craig are regulars at Pennyhill Park . And the England Rugby Team had Pennyhill Park – which has recently unveiled a £500,000 makeover to its spa – as their training base for the Rugby World Cup. The historic property, which according to the Tithe Land Registry of 1609 is on the site of a warning beacon used as part of the defences against the Spanish Armada in 1588, was first built in 1851. It then changed hands to a Frankfurt banker in 1879, and an Orangery – the site of the current spa – was added in 1881. Pennyhill was used as a rest house during the First World War. Exclusive Hotels then bought it and transformed it into a world-class five-star hotel. Today, it's a sight to behold, mixing history with modern luxury. It's a wedding venue, a delightful spot for afternoon tea, and is perfectly placed close to Ascot, Sunningdale and Wentworth for golf and racing lovers. The spa offers the best in treatments delivered in stylish, chic treatment rooms . Pennyhill Park boasts a 45,000sq ft spa, 21 treatment rooms, and eight swimming pools . Inside the high-end hotel (which also boasts a helipad) are 123 guest rooms – all of which are individually designed so no two are the same. I’m staying in the plush Silver Birch suite, which boasts a sumptuous four-poster bed featuring a super-comfortable handmade mattress – as well as a pillow menu. The rustic design blends antique with contemporary, dark mahoganies with pastel hues, giving the interior a grand air. However, the piece de resistance is the bathroom. It’s larger than the actual bedroom, with huge apex ceilings. It features two, free-standing white volcanic limestone baths, separated by a Champagne chiller, and a large flat-screen TV recessed into the wall. Guests can take full advantage of Thermal Heaven at the spa, exploring its various treatment rooms . The spa boasts an extensive outdoor decking area along with seating for up to 200 people . It’s stunning. And for those who don’t fancy a soak in the tub, there’s a huge shower in which you can experience various settings from the rain curtain and the head spray to cold water mist and body spray. Although the number of buttons and settings does become quite confusing. My friend and I wander down to the spa, which boasts an extensive outdoor decking area along with seating for up to 200 people, featuring dining tables and luxurious loungers. The bathroom features two, free-standing white volcanic limestone baths, separated by a Champagne chiller . The rustic design blends antique with contemporary, dark mahoganies with pastel hues . There are heated outdoor hot tubs, with varying powerjets, a Jacuzzi, hydrotherapy pools and a 25-metre heated swimming pool. There’s also a bar with a Pimms pump; perfect for the summer BBQ season. Once inside the spa, which has received ‘5 Bubbles’ from The Good Spa Guide, guests can take full advantage of Thermal Heaven. We spent a few hours going from room to room – enjoying herbal saunas, aromatic laconium, tepidarium, ice cave, schnapps steam room and foot massage thrones. After, we go for a swim in the crystal blue 25-metre indoor pool – which also features underwater music. Surrounding it are cosy loungers where you can while away a few hours reading or having a snooze. It really is a haven of tranquility. We stay for lunch in the spa where guests are encouraged to wear their fluffy white robes while they eat. The various spa therapy rooms mix sweltering saunas with icy plunge pools and everything in between . Pennyhill Park is perfectly placed close to Ascot, Sunningdale and Wentworth for golf and racing lovers . I help myself to the gourmet salad bar, featuring dishes such as swordfish steak, chicken quinoa salad and tiger prawn noodles. There's also a juice bar and a menu featuring sirloin steak, sea bass and tortilla wraps. We spend the afternoon in and out of the various spa therapy rooms, mixing sweltering saunas with icy plunge pools and everything in between. I’m booked in for a vitality massage, and emerge an hour later like I’m walking on air. It’s up there with the best massagers I’ve ever had – incorporating traditional Swedish techniques which aim to boost circulation and restore vitality. I find myself dozing off despite having an already-relaxing day. The Brasserie (2 AA Rosettes)  is Pennyhill’s contemporary, relaxed restaurant, affording views over the stunning grounds . During lunch in the spa, guests are encouraged to wear their fluffy white robes while they eat . Guests are spoiled for choice when it comes to dining options. There’s Michael Wignall at The Latymer (two Michelin stars and fiveAA Rosettes) – a 50 cover restaurant serving stunningly-crafted dishes. The elite Chef’s Table, a private dining option which opens for a minimum of six and a maximum of eight people. And the Ascot Bar – ideal for meeting for pre/post dinner drinks or to enjoy light meals or afternoon tea . So that evening, we enjoy a drink at the bar before being seated in The Brasserie (2 AA Rosettes), Pennyhill’s contemporary, relaxed restaurant affording views over the stunning grounds. Michael Wignall at The Latymer (two Michelin stars and five AA Rosettes) serves stunningly-crafted dishes . The menu is full to the brim with delicious-sounding main courses and desserts . The menu is full to the brim with delicious-sounding dishes. There’s a trio of Gressingham duck, compressed watermelon, English asparagus and aged balsamic for starters; braised shoulder of lamb and loin, haricot bean fricassee, spring cabbage, smoked celeriac puree and lamb caper jus for main; and valrhona 70 per cent hot chocolate fondant, Cocoa streusel, white coffee ice cream for dessert. There's also goat cheese parcel, butternut squash risotto and roast chestnut gnocchi for vegetarians. It’s a perfect ending to a perfect day. We head back to our room for what turns out to be a fantastic night’s sleep. If you end up leaving Pennyhill Park feeling this invigorated, it’s no wonder A-listers keep heading back for more. The total price of a similar stay at Pennyhill Park is £750 to £850, depending on availability. It includes a three course meal at the Brasserie plus a bottle of house wine and mineral water, overnight accommodation in an Exclusive Junior Suite, full English breakfast, and full use of the spa facilities from 3pm on the day of your arrival to 2pm on the day of your departure. As an extra, the 60-minute vitality massage was priced at £105. Pennyhill Park Hotel & The Spa . London Road, Bagshot, Surrey, GU19 5EU . 01276 486156 .
Pennyhill Park has a 45,000sq ft spa with 21 treatment rooms . Celebrities flock to the award-winning hotel and spa . Daniel Craig and Nicole Kidman are among those who have visited .