Khách sạn 21a4 LNĐ provides accommodations in the center of Hanoi, a 10-minute walk from Hanoi Old City Gate and 0.8 miles from Thang Long Water Puppet Theater. The air-conditioned accommodation is a 17-minute walk from Hoan Kiem Lake. The accommodation offers a 24-hour front desk and free Wifi is available throughout the property. Towels and bed linen are offered in the condo hotel. Popular points of interest near the condo hotel include Imperial Citadel, Hanoi Temple of Literature, and Vietnam Fine Arts Museum. Noi Bai International Airport is 15 miles from the property.