Welcome to one of the most significant places of Prague, from the historical point of view, which is listed on the UNESCO protected cultural heritage list. First mentions about this locality appeared already in the 9th century, formerly three houses stood here. The hotel Metamorphis has risen in one of them called The Blue House. In the hotel building, the former Eastern gate of Ungelt (formerly a custom house), has been overbuilt. Already during the 12th century, lively business has been developing here, ensuring economical prosperity of this important European business crossroads. The nowadays state of the Tyn courtyard has been created after huge fire in 1689 by architect Mr. P.I. Bayer.