• Asia
• New Zealand and Australia
• Europe, Russia, the Mideast
• Scotland, Great Britain, Ireland
• United States and Canada
• South America

Links to other websites about manhole and other utility covers

• Wikimedia Commons manhole cover photos
• Wikipedia entry on manhole covers
• French site featuring more than 100 covers
• French site featuring covers around the world
• Decorative covers from Tokyo
• Unusual decorative covers from Japan
• More Japanese covers
• Japanese site
• Ittemia Zensen Japanese site
• Manhole covers around the world by photographer Dan Heller
• Manhole covers around the world - Canadian site
• Covers to Discover
• Manhole covers from Norway
• Sewers of the World Unite! (a Global Mail Art Project)
• Manhole covers by photographer Roland Mühler
• Manhole cover competition, Vancouver, B.C., Canada
• Ruavista - Les Signes de la Ville
• Italian Manhole Covers and others at Drainspotting. Drainspotting has a large list of links.
• Flickr manhole cover group
• Tombini a Genova (in Italian)
• Artist-designed manhole covers in Seattle, Washington
• Artist-designed manhole covers in Minneapolis (on the Internet Archive)
• Manhole and Coal Chute Covers of New York City
• Manhole Covers Etc.
• Manhole covers - audio episode of "Engines of our Ingenuity"
• Manhole covers of Madrid