1826 Mixology & Rooftop Bar occupies the 26th floor of Rembrandt Hotel in Sukhumvit Soi 18, with its name derived from the location coordinates. The open-air terrace offers sweeping views over Bangkok's skyline and serves creative cocktails made from fresh ingredients, featuring innovative presentations such as drinks served in hanging woven baskets and signature creations with QR code recipe details. The bar presents a calm, friendly atmosphere with casual dress code and light-fare offerings from multi-cuisine menus, operating daily with sundowner specials.