To avoid the steep climb up the hill beyond the Galata Bridge take the Tenel, the world's oldest (and probably shortest) underground railway, built in 1875.
It is possible that the Tenel is the world's shortest underground railway.
mnli hypothesis: It is possible that the Tenel is the world's shortest underground railway. premise: To avoid the steep climb up the hill beyond the Galata Bridge take the Tenel, the world's oldest (and probably shortest) underground railway, built in 1875.