Philadelphia, PA

Knoxville, TN

Na Pali Coast, Kaua'i, Hawaii

Half Dome at Yosemite National Park, forest fire season.

Tulum, Yucatán peninsula, Mexico

Emerald Bay, Lake Tahoe, NV

Claiborne farm, Paris, Kentucky

Monticello

Nashville, TN

Mammoth Caves National Park

Downtown Miami

Disney Concert Hall, Los Angeles

Red Rock Canyon, near Las Vegas, NV

Red Rock Canyon, NV

Red Springs, Red Rock Canyon, Nevada

Valley of Fire State Park, Nevada

Brooklyn Bridge

Charleston, SC

View of Seattle skyline from Kerry Park on a cold December morning.

Iconic structures in Philly

Kilauea Crater, Volcanoes National Park, Big Island, Hawaii

George Washington's Mansion, Mt. Vernon, Virginia

The Alamo is the most famous of the five colonial Spanish missions in San Antonio. The others are Mission San Jose, Mission San Juan, Mission Concepcion, and Mission Espada, all of which are designated World Heritage Sites.

Hawthorne Bridge, Portland, OR