Welcome to Hotel Union by TM, a 3-star haven in Dortmund, Germany, just 0.7mi from the city center. Nestled at Arndtstrasse 66, this property makes it easy to dive into the Ruhr region's sights, shops, and bites.

Amenities shine for a hassle-free stay: free Wifi, non-smoking rooms, upper floors accessible by elevator, and free toiletries.

With 977 reviews, travelers have shared impressions that help paint the picture of a stop in Dortmund.

Room options provide a mix of layouts to match different plans. The Comfort, 1 Twin is listed as a Triple, featuring 1 Twin bed and 1 Queen size bed in 226 square feet, and can accommodate up to 3 adults. The Single Room offers 151 square feet of space with a single Twin bed for solo travelers. The Double Room spans 194 square feet with a Queen size bed and accommodates 4 adults and 3 children. Two additional options named Classic and Comfort are listed with no bed details but very high stated capacities of up to 10 adults and 6 children.

Payment options include Mastercard, American Express, and Visa; cash is not accepted.

With a range from 151 to 226 square feet and a mix of bed setups, this collection of rooms caters to solo travelers, couples, and groups looking to explore Dortmund.