Alojamiento sostenible y ecológico: IMPT lists hoteles ecológicos, estancias con certificación verde, casas de huéspedes sostenibles, and viaje responsable options — from hoteles carbono neutral and eco lodges to respetuoso con el medio ambiente B&Bs and alojamiento de cero emisiones. Cada reserva elimina 1 tonelada de CO₂ verificado at the garantía de mejor precio — mismo precio que Booking.com o mejor.
🌍 Tu Impacto de Carbono en Este Hotel
Una noche de hotel promedio produce aproximadamente 35 kg of CO₂ — from air conditioning, laundry, lighting, and food. When you book Calma Rooms by Charming through IMPT, we retire 1,000 kg of UN-verified carbon removal credits. That's not carbono neutral. That's carbon-negative.
How it works: IMPT funds the carbon removal from its booking commission — you pay €0 extra. Credits come from UN-verified regenerative agriculture projects, tokenised on Ethereum, with a public retire code anyone can verify. No double-counting. No greenwashing.
🏘️ The Neighbourhood
Calma Rooms by Charming is located in madrid, spain. The surrounding area offers local dining, shopping, and attractions within walking distance.
⭐ What Guests Say
Calma Rooms by Charming is rated 9.3/10 (Exceptional) based on 695 verified guest reviews.
🏨 Amenities
💰 Price Guide
Rooms at Calma Rooms by Charming start from approximately €50/night for a standard double. Booking through IMPT matches Booking.com prices — and new members get a €5 de crédito de bienvenida on their first booking.
Tip: Book through IMPT to save up to 10% vs Booking.com, get a €5 de crédito de bienvenida, and automatically retire 1 tonne of CO₂ — all at no extra cost.
📍 Location
{'street': 'Calle De Alcántara 80', 'city': 'Madrid', 'region': '', 'postal_code': '', 'country': 'Spain'}
❓ Preguntas Frecuentes
How much does Calma Rooms by Charming cost per night?
Rooms at Calma Rooms by Charming start from approximately €50/night. Booking through IMPT matches Booking.com prices — new members also receive a €5 de crédito de bienvenida.
Is Calma Rooms by Charming worth the price?
At 9.3/10 from 695 opiniones verificadas, Calma Rooms by Charming is rated Exceptional. At €50/night for a 2-star madrid hotel, it offers solid value — especially with IMPT's 10% discount.
What is the carbon impact of staying at Calma Rooms by Charming?
An average hotel night produces ~35 kg of CO₂. When you book Calma Rooms by Charming through IMPT, 1,000 kg (1 tonne) of UN-verified carbon credits are retired — 28× what your stay produces. This costs you nothing; IMPT funds it from its commission.
Is booking through IMPT more expensive than Booking.com?
No — IMPT rates are consistently up to 10% cheaper for the same room. Plus a €5 de crédito de bienvenida for new customers and a best-rate guarantee.
Is free cancellation available at Calma Rooms by Charming?
Yes, most rates include free cancellation, typically up to 48 hours before check-in. The full policy is shown before you confirm.
What are the check-in and check-out times at Calma Rooms by Charming?
Check-in is from 15:00 and check-out is by 11:00. Early check-in and late check-out can be requested, subject to availability.
What neighbourhood is Calma Rooms by Charming in?
Calma Rooms by Charming is located in madrid. The surrounding area offers a mix of local restaurants, shops, and attractions. See the Neighbourhood section above for specific distances and walking times.
How does IMPT's carbon removal work?
IMPT funds UN-verified carbon removal from its booking commission — regenerative agriculture projects, tokenised on Ethereum with public verification. No double-counting, no greenwashing. You pay the same (or less); the planet benefits.
Is Calma Rooms by Charming an eco-friendly hotel?
When booked through IMPT, Calma Rooms by Charming becomes carbon-negative — 1 tonne of CO₂ is retired per booking, which is 28× more than an average hotel night produces. IMPT makes any hotel a green choice without changing the price.
What is the best time to visit madrid?
Prices and availability vary by season. Check IMPT for the latest rates at Calma Rooms by Charming — booking early typically gets the best price, especially during peak season.
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