This Ehrlich house has a suspended glass floor walkway. You can see it in the fourth image.
http://www.s-ehrlich.com/#/work/HOUSES/700-PALMS-RESIDENCE/0

The CN Tower in Toronto has a glass floor too.
http://en.wikipedia.org/wiki/CN_Tower

Foster
http://www.fosterandpartners.com/Projects/0344/Default.aspx

These look nice:
http://www.google.com/imgres?imgurl=http://www.burthill.com/FILES/projects/413_x_550/00_tier_2/fcnl_hq_glass_floor_ceiling_with_feet.1.jpg&imgrefurl=http://www.burthill.com/projects/pages/friends_committee_on_national_legislation&usg=__lM_q8i66cOn0oOI_KYuRtM9Bm9Y=&h=550&w=413&sz=69&hl=en&start=1&sig2=21LE0gn04KZy9Q9AlpIVug&um=1&itbs=1&tbnid=4X1AQQ0l9ClZMM:&tbnh=133&tbnw=100&prev=/images%3Fq%3Dglass%2Bfloor%2Barchitecture%26um%3D1%26hl%3Den%26client%3Dfirefox-a%26sa%3DN%26rls%3Dorg.mozilla:en-US:official%26tbs%3Disch:1&ei=Vgs2TO-KBoH6lwer9Yz6Aw

http://www.google.com/imgres?imgurl=http://www.archithings.com/wp-content/uploads/2010/01/museum-glass-treads-588x488.jpg&imgrefurl=http://www.archithings.com/jockimo-introduces-anti-slip-glass-flooring-and-glass-stair-treads/2010/01/22&usg=__DI-du4qqAh8vw3kskIKtH-57VrY=&h=488&w=588&sz=72&hl=en&start=46&sig2=vj-ICGakWWwkahkmHjAY4Q&um=1&itbs=1&tbnid=gHc1oIcfrWieoM:&tbnh=112&tbnw=135&prev=/images%3Fq%3Dglass%2Bfloor%2Barchitecture%26start%3D40%26um%3D1%26hl%3Den%26client%3Dfirefox-a%26sa%3DN%26rls%3Dorg.mozilla:en-US:official%26ndsp%3D20%26tbs%3Disch:1&ei=Zww2TOH4Lsb_lgeD5OXxAw

vertigo-inducing glass floors:


sears tower glass cube thingys


grand canyon skywalk

thanks andmylegsarelong.
i'm actually hoping to try to find some projects that aren't really the typical use of the laminated glass that all seem to end up looking like a shopping mall or vegas.
still looking...
thanks though.

I did a joke sort of thing that I posted on archinect. I mean... the rendering kind of sucks though. It uses a glass floor.

The Library of Congress in Washington DC has a nice glass floor.

oma's embassy in berlin has a nice coloured glass floor

glass floor


and if the myth is correct, apparently it had to be covered over when the queen was there to open it protect her modesty.

The American Antiquarian Institute has a glass floor along with an amazing collection of American Prose. But then again it is conventional....but it was a radical idea when it was built. The building is a fire proof vault....least the said it was when they built...way back when!

Apple store stairs. 

the Oakland 19th st. Bart station on 2Oth st has glass floors at the sidewalk level. When it rains, you ca easily slip and fall into the path of of bike riders, or AC transit buses, now there is a homeless tent pitched over it