Where is Columns of St. Mark and St. Todaro?

Columns of St. Mark and St. Todaro - Sestiere di Cannaregio Columns of St. Mark and St. Todaro - Sestiere di Castello Columns of St. Mark and St. Todaro - Marciana National Library Columns of St. Mark and St. Todaro - Murano Columns of St. Mark and St. Todaro - Vignola Piccola Columns of St. Mark and St. Todaro - Doge`s Palace Columns of St. Mark and St. Todaro - St Mark's Cathedral Campanile Columns of St. Mark and St. Todaro - Sestiere di San Polo Columns of St. Mark and St. Todaro - Florian Columns of St. Mark and St. Todaro - Zillian Columns of St. Mark and St. Todaro - Venice Columns of St. Mark and St. Todaro - La Giudecca Columns of St. Mark and St. Todaro - Molino Columns of St. Mark and St. Todaro - Weight Columns of St. Mark and St. Todaro - Bolshuyu Vrudu Columns of St. Mark and St. Todaro - Forum of Augustus Columns of St. Mark and St. Todaro - Radnig Columns of St. Mark and St. Todaro - Judicial Offices Columns of St. Mark and St. Todaro - Vilyuisk Columns of St. Mark and St. Todaro - San Floriano Columns of St. Mark and St. Todaro - Fontigo Columns of St. Mark and St. Todaro - Tremors Columns of St. Mark and St. Todaro - Parroccia di Croara