the sfmta has also requested $153,747 in prop k funds for construction of a landscaped island and bulb-out to improve pedestrian safety and shorten the crossing distance between augusta and waterville streets on silver avenue. this project will be constructed through the department of public works' silver avenue sewer, water, and pavement renovation project. lastly, the sfmta has requested $65,000 in prop k funds to install and evaluate a demonstration bikeway and pedestrian safety project on one yet to be determined block of polk street between union and post streets. improvements would be in place by september 2013 and may include temporary designated bikeways, curb extensions created with pavement markings, traffic barriers, and modular seating as a way to validate how these types of permanent treatments would enhance the safety and attractiveness of the street for pedestrians and cyclists, and to evaluate the potential impacts to transit, parking and commercial loading. evaluation of this project is intended to inform the design of the larger polk street improvement project currently i

. >> reporter: this hawaii island landscape these lava flows. >> people think of volcano flows as destructive, but none of this would be here without this incredible power. >> reporter: from the fire down below to the golden glow of skies up above. >> the colors change. banana yellow, lemon yellow. tangerine oranges, and the bottom of your jaw just goes, ooh. yes. this is morning. >> reporter: maui is home to the volcano haleakala, its literal translation house of the sun. >> i've been up here for 25 years. i have never in all that time seen the same sunrise. >> reporter: visitors come from all over the world to watch this unique sunrise above the clouds. >> the person next to you, you may not know but you will form a new relationship. >> reporter: hawaii, water, earth, fire, air, a place to be challenged, to reflect, to excite, and to renew your spirit. you know the good news is we get to spend a weekend here. the bad news is we could have used a couple of weeks because to get out to the other islands would be amazing but we a

landscape. >> we were down on the raft and flowing past beautiful icebergs and islands. >> the raft circles closeto get a true appreciation of how enormous and imposing they really are. one in particular catches lex's eye. >> this iceberg, it was really beautiful. i think it's the most beautiful iceberg i saw there. everything is sort of black and white and then this sharp blue iceberg float in the water. i really like sculptures. this one sort of looked like a skull in the beginning. then pieces were falling off. the group returns to the ship but is so intrigued by the iceberg they go back on a second expedition that same day to get a better look at it not knowing the extraordinary moment that is about to unfold. >> oh, cool! i just switched on my camera. we went again because when you're in antarctica, you want to do as much as you can. you're never going to be there again. >> when they get close, lex sees the big floating block of ice has changed. it's hollowed out because gigantic pieces of it continue to fall off more rapidly and are crashing into the water. >> oh, cool! >> pieces were falli

islands of arizona. > >♪music. >>when you think of arizona, you probably think of hot, dry deserts. you probably don't think about a lush and diverse landscapebut diversity, that's