On Saturday, thousands of Israelis had been outside in parks and forests celebrating the Jewish holiday of Lag Baomer with traditional bonfires.

NPR: Israel Responds To Gaza Rocket Fire With Airstrike

He promotes the concept of an Eastern wildway to physically connect America's state parks, conservation areas and forests so wide-ranging animals such as bears, wolves and eagles can roam freely.

CNN: Trekking 5,000 miles to connect man and wildlife

Recent visitors can access the newly redesigned recreation.gov, the federal government's one-stop shop for trip planning and reservations on public lands, such as national parks, wildlife refuges, waterways, forests and recreation areas.

WHITEHOUSE: Our Top Stories

This has been spent, not just on roads, bridges and business parks, but on small- scale schemes such as village-owned forests to help keep remote communities alive.

ECONOMIST: Highlands

From that sense of commitment sprang five National Parks, 18 National Monuments, 51 Federal bird reservations, and 150 National Forests.

WHITEHOUSE: Presidential Proclamation -- National Park Week, 2012

Under Roosevelt, Yosemite Valley and Mariposa Grove were placed under federal protection, making them part of Yosemite National Park, and Roosevelt went on to create five additional national parks, as well as scores of national monuments, bird sanctuaries, wildlife refuges and national forests.

BBC: The trip that changed national parks forever