Manhole cover in Debrecen View Larger Image The second largest city in Hungary, after Budapest: Debrecen. This manhole cover here is round, with two insets, surrounded by a ring of cobblestones. By Piotr|2021-02-09T06:44:06+00:002019-09|Categories: Hajdu-Bihar County|Tags: Manhole covers| FacebookLinkedInWhatsAppXingEmail About the Author: Piotr Digital Naturalist and Land Explorer. Enjoy reading articles and looking pictures! Related Posts Csep Tibor watchmaker’s shop 2019-09 | 0 Comments Leave A Comment Cancel replyYou must be logged in to post a comment.